{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "71990",
    "entityType": "User",
    "nonce": "0x26e57c9aa9761873fc32db469bc3626228f9c909c1be3f55039532ebb9b9a476",
    "signature": "0xb313ffd16a61e2c01ee6dd70e19b336c1dbde0ee59549dd300e44fd14d0418773a652c21828ee76320c5e7b4abfdb13bbfe8f160460122801e1663605aa1be6e1b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}