{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x94b93e50048bda3622c3ee0387f027625c84273898225094da63de23b418eb88",
    "signature": "0x63098133f2970bc7ef8b7c5ff6a6a7f4e4e4ac60494669af4db3aceb77d6c54a4c8bb13542d946474e41925051e59aca6e4bcfa16179af0a09174bfa3bbde7471b",
    "signer": "0x257c9f4A9563d6A4a2bF3be7Da1738e167fcF295",
    "userId": "301719964"
  }
}