{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x951f8362bdc72dbf9cfa72dfb31285627e956569e60e3e979af23a842f2d2d6d",
    "signature": "0xad8ce631dbcaa213cd32110ca7a2e1f2962490c60adfef7e9c9ed793b39e5e6a7d12226a4c988133e24b8581aca0ed07a54e567d0fed11b3a9ca94a2ef9a1c641c",
    "signer": "0x334c1E156039f843FC1FC4B64FBc58136cE8414a",
    "userId": "973129552"
  }
}