{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "30263",
    "entityType": "User",
    "nonce": "0xdacd86f237f3a6305e799ebfbb57caefc0ba4ae2e7fb1f135ba904f87587bea5",
    "signature": "0x66542c109fd1e5a74cc757d959f50caf6fd216e7be367215e1e0632b7d25ebda487680270f495a5529452b37c8f76aa30095d1e9dda091849ecef31f00bacc241c",
    "signer": "0xf661d714D27077835b9e5f4d5C59Db2a60835833",
    "userId": "460644567"
  }
}