{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "906222947",
    "entityType": "User",
    "nonce": "0x22aaa41f3b9130032b8363efab7bd47c64f5d4139c13b449c5412d5c008320bf",
    "signature": "0x6580f1b0ff1919ddc9de850ed542a76621f01b07559d8cebb45982770942340030470a063d19678bd57058b9724effb8820240fce38ccd412c7ce704a5ca5ec71c",
    "signer": "0x97eAfE883FbF33a8b75f6f37440caFE5CC452d3f",
    "userId": "849776474"
  }
}