{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x12cc568ef06d3e41277ad7f62fb8b4f2e3073672a4c1fa078d56fb311b4e0cc6",
    "signature": "0x428ad5591d26beb4e13a3144ca66a06ecfea41f0cab493e5f00420fac75293bb0d6bcb2e06589bd23ebbeb5aa4fbc72aa360543692695316b788e703384a41ca1c",
    "signer": "0x3D8ccd09c9F5D4f6D75375cFe66c924ED2B6CA52",
    "userId": "136358317"
  }
}