{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69665",
    "entityType": "User",
    "nonce": "0x9ae5813036247476492659924ffb21ebd77c1f00c2fa46f8e94a6dfa0218624f",
    "signature": "0x3c482885f3a1e6945a2233d5a224c4021a4c0da918dc0f7b5dcda49202f0ff544622e6448baba9cf1230a8a557bf465c87c75571043e724a780082bc44186b621c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}