{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0xfaf6f7552add6a9e47f828b956f8ebf6ad2da0bdfbdf217fd466a90bf1075f6b",
    "signature": "0xc1a4a13bf7526552efbcd54412391f51354886900cd5b14e067d0ccb7eb548d744151a88f80d57334e004fb7ed5db2a03cd35b0e97ed9cbf92437018bb861d401c",
    "signer": "0xFb9294627fb41f72bDfDECC8f54CfA5d6aC07098",
    "userId": "583146995"
  }
}