Get a list of proofs provided by an FID

curl --request GET \
  --url https://hub.pinata.cloud/v1/userNameProofsByFid

{
  "proofs": [
    {
      "timestamp": 123,
      "name": "gavi",
      "owner": "<string>",
      "signature": "aSDinaTvuI8gbWludGxpZnk=",
      "fid": 123,
      "type": "USERNAME_TYPE_FNAME"
    }
  ]
}