{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "237051807",
    "entityType": "User",
    "nonce": "0x811f022432cd6d09b7e3b9cce169054d6f08a08e438b3089a8793a66cccd55ba",
    "signature": "0xdc99be3c010591ec4345b1c9973bbcb944d9e9a8ec703b2afd82b9835141b9365a89cb7709940f7910ce287525b5febf360bd8089869dd6984ab946f35bc3da61c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}