1. A function or command argument that does not conform to the expected format or structure, causing an error or unexpected behavior in a program or system.
The API returned an error: malformed parameter in the request body.
A API retornou um erro: parâmetro malformado no corpo da solicitação.
2. Input data that fails validation checks due to incorrect syntax, missing required fields, or invalid data types.
The server rejected the submission due to a malformed parameter in the JSON payload.
O servidor rejeitou o envio devido a um parâmetro malformado no payload JSON.