{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x9489e9fb997c07fdd3a0e77580fa0aca65ab9c922d3184dfe18fb9ae1c38b403",
    "signature": "0xedb4af2d9cbbd1b1052beba4f0d6af6fabd5f75361623755409382127194348025c50fcd48cb07bb6aa78a19d40a52377bc6231634f4fca31692e3b131f8cd571c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}