{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xbca918ff39b07beddf7a22f9ae45a912c3eb5a3dc20e5f45505e755509ca0569",
    "signature": "0x64d7a7c219ce6a9c2ab5330bba4d59bc0a507ad47ba79299d5055f2ac6a78f456c0669b871dc353b2641d4507356695b5151a8cf0fbe3f886acbb71d8210b7501c",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}