{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xb65ee975ebc3bafc1840539df7a9a85f925191655867f3f28b343a5028a079ba",
    "signature": "0x1ab63decf374b3fae6c43b977e4e02566f61c3f8291ca7eebd80529f88cd547941a365b0e238670576a9d6afa7ce2d51318d6ad01a066becbfbbc0f427216b6d1c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}