{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "91965250",
    "entityType": "User",
    "nonce": "0x586c8d54344b911cbe0ebf4546ae0411dbb046b742fb7efbcb1ae89322f535b6",
    "signature": "0xfe6605d7dbad1c9c51df6c896dbefbea710200805c56ad2988105217171e29bb6daaac4fc95e5119779f6732ecf2da5d26f74d1c76b2a500230dee263a4384a81c",
    "signer": "0xCE1807CbF44d0BF3961D9A4B757dA508604b77E6",
    "userId": "157032641"
  }
}