{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2829",
    "entityType": "User",
    "nonce": "0x0e92fa9c09f0e8b5441b100996fee1ee25c63f639741ab9e2ea6eb8e1f02f5d0",
    "signature": "0x96f58742af2144d5b76a15a5bebfaeceafcc71a6ad7eae278fa1143e900edc3b33c79db67691b60ff358c624fbedf4d043c2b887837fdb4918f4273880e4df581b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}