> ## Documentation Index > Fetch the complete documentation index at: https://docs.usecroma.com/llms.txt > Use this file to discover all available pages before exploring further. # SIEM Establishment > Retrieve one SIEM establishment's declared profile: RFC, legal or personal name, commercial name, activity, address and contact, headcount, import/export flags, declared products and services, and registration status. Returns `found: false` when the id is unknown. Supports async delivery: set `Prefer: wait=N` for an inline result, pass `callback_url` to receive a POST when ready, or poll `GET /jobs/{id}`. ## OpenAPI ````yaml /api-reference/openapi.json post /mx/siem/establishment/v1 openapi: 3.1.0 info: title: Croma Marketplace API version: 1.0.0 description: >- Government-data APIs for Colombia, Peru, Mexico, and global web search. Croma normalizes public-sector data into structured JSON for product teams and AI agents. servers: - url: https://api.croma.run security: [] paths: /mx/siem/establishment/v1: post: tags: - Mexico - SIEM summary: SIEM Establishment description: >- Retrieve one SIEM establishment's declared profile: RFC, legal or personal name, commercial name, activity, address and contact, headcount, import/export flags, declared products and services, and registration status. Returns `found: false` when the id is unknown. Supports async delivery: set `Prefer: wait=N` for an inline result, pass `callback_url` to receive a POST when ready, or poll `GET /jobs/{id}`. operationId: siem_establishment parameters: - name: Prefer in: header required: false description: >- Set `wait=N` to hold the connection up to N seconds for an inline result. If the job finishes in time you get the normal 200 body; otherwise a 202 with a `status_url` to poll. schema: type: string example: wait=30 requestBody: required: true content: application/json: schema: type: object required: - establishment_id properties: establishment_id: type: string pattern: ^[A-Za-z0-9]{1,40}$ description: >- Establishment id returned by the search (`establishment_id`). callback_url: type: string format: uri description: POST the job result here when it finishes. additionalProperties: false example: establishment_id: '3417757' responses: '200': description: Successful response headers: X-Request-Id: description: >- Unique id for the request (req_…). Include it in support reports. schema: type: string X-RateLimit-Limit: description: Requests allowed in the current window. schema: type: integer X-RateLimit-Remaining: description: Requests left before you are throttled. schema: type: integer X-RateLimit-Reset: description: ISO 8601 timestamp when the window resets. schema: type: string format: date-time X-Cache: description: HIT or MISS. Cached hits still count against your quota. schema: type: string enum: - HIT - MISS content: application/json: schema: $ref: '#/components/schemas/SiemEstablishmentResponse' '202': description: >- Accepted — the result is being computed asynchronously. Poll `job.status_url` (GET /jobs/{id}) or supply `callback_url` to have the result POSTed to you. Returned when `Prefer: wait` elapses before completion, or immediately when `callback_url` is set. headers: X-Request-Id: description: >- Unique id for the request (req_…). Include it in support reports. schema: type: string Retry-After: description: Seconds to wait before retrying. schema: type: integer Location: description: Absolute URL to poll for job status. schema: type: string format: uri example: https://api.croma.run/jobs/run_123 X-Job-Id: description: Id of the created job. schema: type: string content: application/json: schema: $ref: '#/components/schemas/JobEnvelope' '400': description: Invalid request body headers: X-Request-Id: description: >- Unique id for the request (req_…). Include it in support reports. schema: type: string content: application/json: schema: $ref: '#/components/schemas/ApiError' '401': description: Missing or invalid API key headers: X-Request-Id: description: >- Unique id for the request (req_…). Include it in support reports. schema: type: string content: application/json: schema: $ref: '#/components/schemas/ApiError' '429': description: Rate limit exceeded headers: X-Request-Id: description: >- Unique id for the request (req_…). Include it in support reports. schema: type: string X-RateLimit-Limit: description: Requests allowed in the current window. schema: type: integer X-RateLimit-Remaining: description: Requests left before you are throttled. schema: type: integer X-RateLimit-Reset: description: ISO 8601 timestamp when the window resets. schema: type: string format: date-time Retry-After: description: Seconds to wait before retrying. schema: type: integer content: application/json: schema: $ref: '#/components/schemas/ApiError' '500': description: Internal error headers: X-Request-Id: description: >- Unique id for the request (req_…). Include it in support reports. schema: type: string content: application/json: schema: $ref: '#/components/schemas/ApiError' '502': description: Upstream source returned an error headers: X-Request-Id: description: >- Unique id for the request (req_…). Include it in support reports. schema: type: string content: application/json: schema: $ref: '#/components/schemas/ApiError' security: - bearerAuth: [] externalDocs: description: Interactive documentation and examples url: https://docs.usecroma.com/guides/mexico/siem components: schemas: SiemEstablishmentResponse: type: object required: - data properties: data: type: object required: - found - establishment_id - establishment properties: found: type: boolean establishment_id: type: string establishment: oneOf: - $ref: '#/components/schemas/SiemEstablishment' - type: 'null' JobEnvelope: type: object required: - job - data - error description: >- Returned by async-capable endpoints (202) and by GET /jobs/{id}. `data` holds the endpoint's normal result once `status` is `completed`; `error` is populated once `status` is `failed`. properties: job: type: object required: - id - status - endpoint - created_at - finished_at - status_url properties: id: type: string status: type: string enum: - queued - running - completed - failed - canceled - expired endpoint: type: string description: The endpoint path that created this job. created_at: type: - string - 'null' format: date-time finished_at: type: - string - 'null' format: date-time status_url: type: string format: uri description: GET this URL to poll the job. data: description: The endpoint's normal result object once completed; null until then. oneOf: - type: object - type: 'null' error: description: Populated once the job has failed; null otherwise. oneOf: - type: object required: - type - code - message properties: type: type: string code: type: string message: type: string - type: 'null' ApiError: type: object required: - error properties: error: type: object required: - type - code - message properties: type: type: string description: >- Broad category: invalid_request_error, authentication_error, not_found_error, rate_limit_error, upstream_error, api_error. code: type: string description: Machine-readable specific code. message: type: string description: Human-readable explanation, safe to surface in UI. param: type: string description: Field that triggered the error. Present on validation errors. details: type: object description: Free-form structured detail. SiemEstablishment: type: object required: - rfc - legal_name - person_name - commercial_name - main_activity - activity_code - state - state_code - municipality_code - status - public_listing - registration_date - updated_date - expiration_date - location - profile - products - services - export_countries - import_countries properties: rfc: type: - string - 'null' legal_name: type: - string - 'null' description: Razón social (personas morales). person_name: type: - string - 'null' description: Full name (personas físicas). commercial_name: type: - string - 'null' main_activity: type: - string - 'null' description: Free-text primary activity the establishment declared. activity_code: type: - integer - 'null' description: SCIAN activity code. state: type: - string - 'null' state_code: type: - integer - 'null' municipality_code: type: - integer - 'null' description: INEGI municipality code. status: type: - string - 'null' description: Registration status (e.g. `Actualizado`, `Vencido`). public_listing: type: boolean description: Whether the establishment opted into public listing. registration_date: type: - string - 'null' format: date updated_date: type: - string - 'null' format: date expiration_date: type: - string - 'null' format: date location: oneOf: - $ref: '#/components/schemas/SiemLocation' - type: 'null' profile: oneOf: - $ref: '#/components/schemas/SiemProfile' - type: 'null' products: type: array items: type: string services: type: array items: type: string export_countries: type: array items: type: string import_countries: type: array items: type: string SiemLocation: type: object required: - street - exterior_number - interior_number - neighborhood - postal_code - municipality - between_streets - phone - email - website properties: street: type: - string - 'null' exterior_number: type: - string - 'null' interior_number: type: - string - 'null' neighborhood: type: - string - 'null' postal_code: type: - string - 'null' municipality: type: - string - 'null' description: Locality / municipality name as reported. between_streets: type: - string - 'null' description: Cross streets ("entre calles"), joined when both are present. phone: type: - string - 'null' email: type: - string - 'null' website: type: - string - 'null' SiemProfile: type: object required: - start_date - employees - women_employees - exports - imports - government_supplier - activities - chamber - business_group properties: start_date: type: - string - 'null' format: date employees: type: - integer - 'null' women_employees: type: - integer - 'null' exports: type: boolean imports: type: boolean government_supplier: type: boolean activities: type: array items: type: string chamber: type: - string - 'null' business_group: type: - string - 'null' securitySchemes: bearerAuth: type: http scheme: bearer description: 'Use Authorization: Bearer YOUR_API_KEY' ````