curl --request POST \
  --url https://api.siftstack.com/api/v2/protobuf-descriptors:check-compatibility \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "protobufDescriptor": {
    "messageTypeFullName": "<string>",
    "fileDescriptorSet": "aSDinaTvuI8gbWludGxpZnk=",
    "protoFileName": "<string>",
    "namespace": "<string>",
    "protobufDescriptorId": "<string>"
  }
}
'

{
  "isValid": true,
  "incompatibleProtobufDescriptorFields": [
    {
      "protobufDescriptorId": "<string>",
      "messageFullName": "<string>",
      "desiredFieldName": "<string>",
      "currentFieldName": "<string>",
      "fieldNumber": "<string>",
      "reason": "<string>",
      "details": "<string>",
      "fieldKind": "<string>"
    }
  ]
}