curl --request POST \
  --url https://api.truthstamp.ai/verifier/verifySignature \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "publicKey": "<string>",
  "commonInfo": "<string>",
  "signatureString": {
    "z1Hat": "<string>",
    "c1Hat": "<string>",
    "s1Hat": "<string>",
    "c2Hat": "<string>",
    "s2Hat": "<string>",
    "alpha": "<string>",
    "beta": "<string>"
  },
  "m1Hat": "<string>"
}
'