{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0x60fa2e721ed346cbe764877704192a2092326a34e7f374a57a92a9320906cf95",
    "signature": "0x82bcc41c11ab2f3d929e25d34df4a3c3327d23377b241ad9c2995607385c7e246fb4c76d7b79da5d31f511636e0d96d4a4cd4092ba6d1815048f85dcca759df91b",
    "signer": "0xf3eC8D1463A23CdDd8e3137d4e971DAD05FB11ea",
    "userId": "451435291"
  }
}