{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "46104",
    "entityType": "User",
    "nonce": "0x15b918f0701861e8d7255b82eac26293b332755bcbbd676857961bbe73800213",
    "signature": "0x3698a209b105ef1c93f471bf98624e7c6b068d89717a81283869fffd33b47c85003fe4bd3bb46f90ad8fd2f4a4298e94f3b79bf2289864989850e0a95b6029a51b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}