{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xe65af44a8b3174b1451fe3bae7572a062a8e37f4f58564cd48bb0358ff145f5d",
    "signature": "0xb0e2930cd66c46e639eb638e5b56ba01f17e1849d3a09bf7be933c0e2c5659744df4b9c21e07e5cb50aff85a8ebd261e394dd50f62645005dc4ca43031d5715f1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}