{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x9c36b6f862254681154ca0401d94103dd3042ffee2d76e8a907064093d251d5c",
    "signature": "0x949fd25df144ffd72f955a0b3b43d9b71343a5ce4360044204404bf2aa7a5fc26c6fe5824ae7d95013c7bba5e03d7039cf87d7f603812b1bdaf84565116d5d2d1c",
    "signer": "0x14FF2Ce3bf23AEeC9C140996251F6f85D8e99431",
    "userId": "53273933"
  }
}