{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "831117417",
    "entityType": "User",
    "nonce": "0xa8905ff9ce3257b400b211a05f6d493bc742efc1621ae8843f7fd3f57e04bcee",
    "signature": "0x91be6d4ac56bbf49e0c035cd4ac3278f98784095e683fec7118d64f9a29aaf674df289477ad9977a5e4f1082ce5d76d13ed632045b22c86c1fa50482dd70b72a1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}