Create Message

{
  "success": true,
  "data": {
    "id": "550e8400-e29b-41d4-a716-446655440000",
    "content": "Hello, how can I help you?",
    "message_type": "outgoing",
    "content_type": "text",
    "conversation_id": "660e8400-e29b-41d4-a716-446655440001",
    "created_at": "2024-01-15T10:30:00Z"
  },
  "meta": {
    "timestamp": "2024-01-15T10:30:00Z"
  },
  "message": "Message created successfully"
}

{
  "success": false,
  "error": {
    "code": "VALIDATION_ERROR",
    "message": "Invalid request parameters"
  },
  "meta": {
    "timestamp": "2024-01-15T10:30:00Z",
    "path": "/api/v1/conversations/{conversation_id}/messages",
    "method": "POST"
  }
}

{
  "success": false,
  "error": {
    "code": "INVALID_TOKEN",
    "message": "Invalid or missing authentication token"
  },
  "meta": {
    "timestamp": "2024-01-15T10:30:00Z",
    "path": "/api/v1/conversations/{conversation_id}/messages",
    "method": "POST"
  }
}

{
  "success": false,
  "error": {
    "code": "FORBIDDEN",
    "message": "You do not have permission to access this resource"
  },
  "meta": {
    "timestamp": "2024-01-15T10:30:00Z",
    "path": "/api/v1/conversations/{conversation_id}/messages",
    "method": "POST"
  }
}

{
  "success": false,
  "error": {
    "code": "NOT_FOUND",
    "message": "Conversation not found"
  },
  "meta": {
    "timestamp": "2024-01-15T10:30:00Z",
    "path": "/api/v1/conversations/{conversation_id}/messages",
    "method": "POST"
  }
}

{
  "success": false,
  "error": {
    "code": "VALIDATION_ERROR",
    "message": "Validation failed",
    "details": {
      "content": [
        "Content is required"
      ]
    }
  },
  "meta": {
    "timestamp": "2024-01-15T10:30:00Z",
    "path": "/api/v1/conversations/{conversation_id}/messages",
    "method": "POST"
  }
}

{
  "success": false,
  "error": {
    "code": "INTERNAL_ERROR",
    "message": "An internal server error occurred"
  },
  "meta": {
    "timestamp": "2024-01-15T10:30:00Z",
    "path": "/api/v1/conversations/{conversation_id}/messages",
    "method": "POST"
  }
}