# Get Invoice Internal Status Get Invoice Internal Status. Endpoint: POST /rest/v1/documents/getInternalStatus Version: v1.0.0 Security: ## Request fields (application/json): - `documentId` (string, required) The unique identifier of the invoice document. Example: "6787a98e15306d37eed688a8" ## Response 200 fields (application/json): - `documentId` (string, required) The unique identifier of the invoice document. Example: "6787a98e15306d37eed688a8" - `status` (string, required) Status of document. Example: "acknowledged" ## Response 400 fields (application/json): - `documentId` (string, required) The unique identifier of the invoice document. Example: "6787a98e15306d37eed688a8" - `status` (string, required) Status of document. Example: "acknowledged" ## Response 401 fields (application/json): - `documentId` (string, required) The unique identifier of the invoice document. Example: "6787a98e15306d37eed688a8" - `status` (string, required) Status of document. Example: "acknowledged" ## Response 500 fields (application/json): - `documentId` (string, required) The unique identifier of the invoice document. Example: "6787a98e15306d37eed688a8" - `status` (string, required) Status of document. Example: "acknowledged"