{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "70593",
    "entityType": "User",
    "nonce": "0x963493843e6151998c01ab8e1ffb5d3e12cdbf4ec418e699f5271066bd90d01d",
    "signature": "0xbc3d74df1b3f0a332651c44d7af08d4259df0589db79570fd58d3afcaf71dac117ae33cf7dd9747e648cbe0cedb9e6a302009eb7d07343b2a73e3d756625f7eb1b",
    "signer": "0x375963f281CEdF4D9D180496F80A256D574daBa2",
    "userId": "981824750"
  }
}