{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "70275",
    "entityType": "User",
    "nonce": "0xe4dca27afff94b6006070669e06317e652f867b03adc98e0e49d3327713ab994",
    "signature": "0xe48a3880627b4dbac223b21bc700a1fe5b7aaa1c824f4501860e15e6204f0494519ac93ba8df5eb78db795124e25cceb3db3ff73bc4e296749fa4d65183593e81b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}