curl --request DELETE \
  --url https://api.platform.dakota.xyz/signers/{public_key} \
  --header 'x-api-key: <api-key>'

{
  "code": "invalid_request",
  "message": "The request was invalid. Please check your input and try again.",
  "details": {
    "field": "amount",
    "issue": "must be greater than 0"
  }
}