Fuente: https://crm.begraffic.com/docs/api
Índice para agentes: [llms.txt](https://crm.begraffic.com/llms.txt)

# POST /api/v1/contacts/{id}/tasks/{taskId}/complete

URL base: https://crm.begraffic.com. Autenticación: Authorization: Bearer <CLAVE_V1_bcrm_...>.

Definición OpenAPI de la operación (los bloques schema son esquemas, no cuerpos de ejemplo):

```json
{
  "operationId": "tasks.complete",
  "summary": "Completar (o reabrir) una tarea",
  "tags": [
    "Actividades y tareas"
  ],
  "x-scope": "activities:write",
  "security": [
    {
      "bearerAuth": []
    }
  ],
  "parameters": [
    {
      "name": "id",
      "in": "path",
      "required": true,
      "schema": {
        "type": "string",
        "minLength": 1,
        "maxLength": 200,
        "pattern": "^[^/]+$"
      }
    },
    {
      "name": "taskId",
      "in": "path",
      "required": true,
      "schema": {
        "type": "string",
        "minLength": 1,
        "maxLength": 200,
        "pattern": "^[^/]+$"
      }
    },
    {
      "name": "Idempotency-Key",
      "in": "header",
      "required": false,
      "description": "Clave única por operación (≤ 255 caracteres). Repetir la misma petición devuelve la misma respuesta durante 24 h; con otro cuerpo, 422.",
      "schema": {
        "type": "string",
        "maxLength": 255
      }
    }
  ],
  "responses": {
    "200": {
      "description": "Correcto.",
      "content": {
        "application/json": {
          "schema": {
            "type": "object",
            "required": [
              "data"
            ],
            "properties": {
              "data": {
                "type": "object",
                "properties": {
                  "id": {
                    "type": "string"
                  },
                  "leadId": {
                    "type": "string"
                  },
                  "leadName": {
                    "anyOf": [
                      {
                        "type": "string"
                      },
                      {
                        "type": "null"
                      }
                    ]
                  },
                  "title": {
                    "type": "string"
                  },
                  "content": {
                    "anyOf": [
                      {
                        "type": "string"
                      },
                      {
                        "type": "null"
                      }
                    ]
                  },
                  "type": {
                    "anyOf": [
                      {
                        "type": "string"
                      },
                      {
                        "type": "null"
                      }
                    ]
                  },
                  "priority": {
                    "anyOf": [
                      {
                        "type": "string"
                      },
                      {
                        "type": "null"
                      }
                    ]
                  },
                  "dueAt": {
                    "anyOf": [
                      {
                        "type": "string",
                        "format": "date-time"
                      },
                      {
                        "type": "null"
                      }
                    ]
                  },
                  "doneAt": {
                    "anyOf": [
                      {
                        "type": "string",
                        "format": "date-time"
                      },
                      {
                        "type": "null"
                      }
                    ]
                  },
                  "assignedToEmail": {
                    "anyOf": [
                      {
                        "type": "string"
                      },
                      {
                        "type": "null"
                      }
                    ]
                  },
                  "assignedToName": {
                    "anyOf": [
                      {
                        "type": "string"
                      },
                      {
                        "type": "null"
                      }
                    ]
                  },
                  "dealId": {
                    "anyOf": [
                      {
                        "type": "string"
                      },
                      {
                        "type": "null"
                      }
                    ]
                  },
                  "createdAt": {
                    "anyOf": [
                      {
                        "type": "string",
                        "format": "date-time"
                      },
                      {
                        "type": "null"
                      }
                    ]
                  }
                },
                "required": [
                  "id",
                  "leadId",
                  "leadName",
                  "title",
                  "content",
                  "type",
                  "priority",
                  "dueAt",
                  "doneAt",
                  "assignedToEmail",
                  "assignedToName",
                  "dealId",
                  "createdAt"
                ]
              }
            }
          }
        }
      }
    },
    "400": {
      "description": "`invalid_request`: Petición inválida (cuerpo, parámetros o consulta).",
      "content": {
        "application/json": {
          "schema": {
            "$ref": "#/components/schemas/Error"
          }
        }
      }
    },
    "401": {
      "description": "`unauthorized`: Falta la clave, no existe, está revocada o caducó.",
      "content": {
        "application/json": {
          "schema": {
            "$ref": "#/components/schemas/Error"
          }
        }
      }
    },
    "403": {
      "description": "`insufficient_scope`: La clave no tiene el alcance que exige la ruta.",
      "content": {
        "application/json": {
          "schema": {
            "$ref": "#/components/schemas/Error"
          }
        }
      }
    },
    "404": {
      "description": "`not_found`: No existe (o no es de este workspace).",
      "content": {
        "application/json": {
          "schema": {
            "$ref": "#/components/schemas/Error"
          }
        }
      }
    },
    "409": {
      "description": "`idempotency_in_progress`: Otra petición con la misma Idempotency-Key se está procesando.",
      "content": {
        "application/json": {
          "schema": {
            "$ref": "#/components/schemas/Error"
          }
        }
      }
    },
    "422": {
      "description": "`idempotency_key_reused`: La Idempotency-Key ya se usó con otra petición.",
      "content": {
        "application/json": {
          "schema": {
            "$ref": "#/components/schemas/Error"
          }
        }
      }
    },
    "429": {
      "description": "`rate_limited`: Demasiadas llamadas (límite por clave y minuto). Ver `Retry-After`.",
      "content": {
        "application/json": {
          "schema": {
            "$ref": "#/components/schemas/Error"
          }
        }
      }
    },
    "500": {
      "description": "`internal`: Error interno.",
      "content": {
        "application/json": {
          "schema": {
            "$ref": "#/components/schemas/Error"
          }
        }
      }
    }
  },
  "requestBody": {
    "required": true,
    "content": {
      "application/json": {
        "schema": {
          "type": "object",
          "properties": {
            "done": {
              "description": "`false` la reabre. Por defecto `true`.",
              "type": "boolean"
            }
          },
          "additionalProperties": false
        }
      }
    }
  }
}
```