{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "189818",
    "entityType": "User",
    "nonce": "0xabc46121e11dd04baf24831a08219fa444693ffca4b10bd4ad5b867fc8abff24",
    "signature": "0xd2364ad387301bd89cdcf884dbf923f651e225fbf57610b1701626e25da4236046fe33aa6c106c62fa900c02c63000bb7781a90f90f31ee49ad8eeeec23c15451b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}