> ## Documentation Index > Fetch the complete documentation index at: https://docs.lerian.studio/llms.txt > Use this file to discover all available pages before exploring further. # Read one card-route command > One command Lerian SLC issued, the message it produced, and — for an answered position query — every entry the câmara returned, verbatim. ## OpenAPI ````yaml /pt/openapi/v3-current/siloc.yaml get /api/v1/siloc/outbound/card-commands/{id} openapi: 3.1.0 info: description: >- OpenAPI 3.1 surface for Lerian SILOC, the participant-side rail connecting the institution to Núclea's SILOC deferred-net interbank settlement. title: Lerian SILOC API version: 1.0.0 servers: - url: https://siloc.sandbox.lerian.net security: [] paths: /api/v1/siloc/outbound/card-commands/{id}: get: tags: - Card route summary: Read one card-route command description: >- One command Lerian SLC issued, the message it produced, and — for an answered position query — every entry the câmara returned, verbatim. operationId: getCardCommand parameters: - description: Command id. in: path name: id required: true schema: description: Command id. format: uuid type: string responses: '200': content: application/json: schema: $ref: '#/components/schemas/CardCommandResponse' description: OK '422': content: application/problem+json: schema: $ref: '#/components/schemas/Detail' description: Unprocessable Entity '500': content: application/problem+json: schema: $ref: '#/components/schemas/Detail' description: Internal Server Error default: content: application/problem+json: schema: $ref: '#/components/schemas/Detail' description: Error security: - BearerAuth: [] components: schemas: CardCommandResponse: additionalProperties: false properties: acceptedAt: description: When the message reached the send leg. format: date-time type: string answer: $ref: '#/components/schemas/CardAnswerResponse' description: The câmara's answer body, verbatim. Absent until the R1 arrives. commandId: description: >- Lerian SLC's own command id, which is also the CloudEvents ce-id the command arrived under. format: uuid type: string messageType: description: Which card message was asked for. enum: - LTR0002 - LTR0008 - LTR0009 type: string numCtrlIF: description: The control number this rail minted for the command. type: string numCtrlLTR: description: >- The câmara's own control number on the result being decided; absent on a position query. type: string outboundMessageId: description: The message this command produced; omitted until it has one. format: uuid type: string payload: description: The business tuple Lerian SLC sent, projected verbatim. receivedAt: description: When the command arrived. format: date-time type: string refusalReason: description: >- The câmara's own error codes on a refusal, or this rail's diagnosis on a failure. Never interpreted here. type: string status: description: >- Lifecycle state. REFUSED means the câmara rejected the decision; FAILED means it never reached the wire. enum: - RECEIVED - ACCEPTED - ANSWERED - REFUSED - FAILED type: string tenantId: description: >- The tenant the command arrived for. Empty means the single-tenant deployment. type: string terminalAt: description: When the command ended. format: date-time type: string required: - commandId - tenantId - messageType - payload - status - receivedAt type: object Detail: additionalProperties: true properties: code: description: >- Stable, machine-readable domain error code scoped to the emitting service (format: -NNNN). type: string detail: description: >- A human-readable explanation specific to this occurrence of the problem. examples: - Property foo is required but is missing. type: string errors: description: Optional list of individual error details items: $ref: '#/components/schemas/ErrorDetail' type: - array - 'null' instance: description: >- A URI reference that identifies the specific occurrence of the problem. examples: - https://example.com/error-log/abc123 format: uri type: string status: description: HTTP status code examples: - 400 format: int64 type: integer title: description: >- A short, human-readable summary of the problem type. This value should not change between occurrences of the error. examples: - Bad Request type: string type: default: about:blank description: A URI reference to human-readable documentation for the error. examples: - https://example.com/errors/example format: uri type: string upstream: $ref: '#/components/schemas/Upstream' description: >- RFC 9457 extension member: the error a proxied third-party provider reported. Absent unless the emitting service explicitly surfaced one. type: object CardAnswerResponse: additionalProperties: false properties: dtHrLTR: description: >- The câmara's clock on an acknowledgement leg, verbatim. Absent on a position answer. type: string dtMovto: description: Data Movimento the câmara answered with, verbatim (YYYY-MM-DD). type: string positions: description: >- The entries an LTR0009R1 returned, verbatim; never null. Populated only for LTR0009R1, where an empty array means the câmara matched nothing. Always empty on LTR0002R1 and LTR0008R1, whose layouts carry no position group. items: $ref: '#/components/schemas/CardPositionResponse' type: array required: - dtMovto - positions type: object ErrorDetail: additionalProperties: false properties: location: description: >- Where the error occurred, e.g. 'body.items[3].tags' or 'path.thing-id' type: string message: description: Error message text type: string value: description: The value at the given location type: object Upstream: additionalProperties: false properties: code: description: The upstream provider's own error code, verbatim. examples: - E4001 type: string message: description: >- The upstream provider's own error message, verbatim (bounded, never its raw response body). examples: - account not found at provider type: string type: object CardPositionResponse: additionalProperties: false properties: cnpjNLiqdant: description: CNPJ of the non-settling member. type: string dtHrSit: description: The câmara's clock on the situation. type: string hist: description: Histórico, verbatim. type: string identdPartCamr: description: Câmara participant identifier. type: string ispbIFLiqdant: description: >- The COUNTERPARTY's settlement bank (rule RLTR0003), not this institution's. type: string numCtrlLTROr: description: The câmara's control number on the result. type: string numOpLTR: description: Gross-operation number. type: string sitLancLTR: description: >- Situação Lançamento LTR, verbatim; enumerated nowhere in the catalogue. type: string tpDebCred: description: Débito or crédito, verbatim; the official type enumerates nothing. type: string vlrCredNLiqdant: description: Valor Crédito Não Liquidante, verbatim. type: string vlrDebNLiqdant: description: Valor Débito Não Liquidante, verbatim. type: string vlrLanc: description: Valor Lançamento, exactly as the câmara sent it. type: string required: - numCtrlLTROr - cnpjNLiqdant - vlrLanc - tpDebCred - ispbIFLiqdant - sitLancLTR - dtHrSit type: object securitySchemes: BearerAuth: bearerFormat: JWT description: JWT bearer token issued by the identity provider. scheme: bearer type: http ````