{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "595543989",
    "entityType": "User",
    "nonce": "0x677dae075df13936d8cd4d89315b8f04d07ee9601f1f7cf18afb53b2db3f2c64",
    "signature": "0x1b35c6ea4942b458dcb271d941c6dce35f38ef5bf325e5cd446cb72a2e68611454a6e0277329b9a282f7885eb167855a85471461d561eef53360adc7560245351c",
    "signer": "0x7BEea252ee71B9e1a6cFE2be4E559C4F180632e8",
    "userId": "466002242"
  }
}