{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2411",
    "entityType": "User",
    "nonce": "0x919b09b6b9198f44378db1b1da0a7ceb79b66eee639c426ebccf298a4a5946c7",
    "signature": "0xca5a345fd3f099618a9454cfd08c0e2b8d68c4cf0ece931a9a3abe54aa0dcaac22756bf70043a33147ef3583fda10a2a377f56d44fd5cadab5e08a45d199fdfa1c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}