{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "785220",
    "entityType": "User",
    "nonce": "0x732ae087baf1630e8b7353275e1ea5d30bbd8010e967f422f946042988569ee9",
    "signature": "0x81dad48bfcd9f76ca7e3eb811b27f233606e33bb04ec15969a5555eb7e2454b5031e55c0474c11bc338c84696501ab06aede3cdd58d278bc2dc236e1ab4ffbaa1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}