{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "129387",
    "entityType": "User",
    "nonce": "0xeea3b042888d744d75bbe7455fa621e57385d760008bf9836036ebdefca4daa5",
    "signature": "0xe0b3741af20609c6304c4ad48dc19521316b5787533c1010acfffbcb8207aed6275b923242eeada2c00497de7dc9cb49fe21158d0eb5ee732b4cc06067a7fee21c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}