{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89655",
    "entityType": "User",
    "nonce": "0xfaaf9ce59e34615d2470d1c44238c9649e10589eff27067d0f22349e56ecfed7",
    "signature": "0x6db803deffa925bcd20c029c09367d3c54bec8a3dec37ae05dbbff0072f87ed960a743477342864f30082674968c85bf40ac303a5d410de0bd37f4130ec4035d1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}