{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "102006",
    "entityType": "User",
    "nonce": "0xfb73d7a7f6c61356efd664dbe9c4758c17177f244e03989362dbd28d84625b11",
    "signature": "0x85af32922c527f020cfd4aae857cadbc6a555fae3f90d1e99fa780a43f103c4229746c1272c811bb76c35b530392057b9cb03b022dacdab86cadedcf227f005f1b",
    "signer": "0x3CEbf9bfE1b24355cBC348701860d601E226Dfbb",
    "userId": "172240066"
  }
}