{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xf1635c26a7ec5404dd9e6f27007325ab5dd9763f130699efe010b13864d7673c",
    "signature": "0x537c28528812d36c3f69b5c8f35643d4144ff2b43279469762cf586729c7169e3822aab17cdf79550f92bdd535a42df8e10bac289947c528dcf22a39d9aecfbb1c",
    "signer": "0x0Ae2c91619041f14ea18BB7C0346203bDb3dd35F",
    "userId": "97787724"
  }
}