{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "169705",
    "entityType": "User",
    "nonce": "0x6193436cdd203de2177ba8b2801784d5b8c30dcb87d173c823b4ea8c0b960578",
    "signature": "0xf5c426dd06aa00d04207a2a1c772966ca5c08a2f2a398f8f328b786d75ed1be1592d9f0064fa3200493263fadb6c814c0ceb9e05b9920c7a6e613c8e08731e5a1c",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}