{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "8614",
    "entityType": "User",
    "nonce": "0x36d9d5d3192e3f067e92fc2c158f38a72dea8dfce6622c75f4e4dbdafab13765",
    "signature": "0x9eee688949ddb3b3547519375b03eda7a4081149f49cc33b9ddb1d814db4870f46e960437748196ad7dbdbc111582fb28411e15ab8bd1991604b590c33d503151b",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}