{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "709633854",
    "entityType": "User",
    "nonce": "0x156aec248429e56b50ac7c4d45828903ad33fea32dca01c1dea73e450b4147f5",
    "signature": "0x26972379b74b57f1e930d091dfa7238a333eac28757054c4cba5e9ad236cef072317ecdbaeab32549eadb3f37396280853b810a5c224c7620b5214aa1cf9aba31c",
    "signer": "0x46C85bbd3c0c697Ac1Ab2Eb3c8684cB5b8Ef7ecD",
    "userId": "368331039"
  }
}