{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "42614",
    "entityType": "User",
    "nonce": "0xcdb5b1213638955d0a8014a8eeed6a05ea98d5629685f4a43cedf8a102c92a6a",
    "signature": "0x3cbfff9d2dd604486b6f401793031850bf3de324f674654f42aafd80d367633806a5c1cd4ea01ee10e51465fabd1767b08b5dec7691464f37d86c7f3696888bd1b",
    "signer": "0x176e72dFeDc28F932BeC73B513ff006a4b45dDa2",
    "userId": "93920271"
  }
}