{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1104",
    "entityType": "User",
    "nonce": "0xdf9e26c191e2171e84c30b4ef26bafce0fa633212dda1a8ac5c29a9c4fabf940",
    "signature": "0x7ab8f7966026e34ed1be2cd791560cb7c5ae2cb94b286c07e775f715fc7b9fd7696faececb1253d5ebcdcd6a7cae74b55f9ff726f8c2ea1152f33bc34045008d1b",
    "signer": "0x3cBD459BDa3689391e5Ba5362C50E5a91971c959",
    "userId": "712641230"
  }
}