{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "181053434",
    "entityType": "User",
    "nonce": "0x79529a872e1b62fd1ba3f6c35bf5216d930e5d945d89cde12d051e3872222b50",
    "signature": "0x063d37927b842c8979db4e1dbdf5cc5dc1cf3e0bcf30ad02a9b8d1daaa6cbd6c222319cb008bc4876519f5526167a18af5eb8317b18885064a2a3b562bf79b6c1c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}