{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35251",
    "entityType": "User",
    "nonce": "0x2cfd0556c4d175b75ffeefd84eecd0caf235f68d6fc033a297817782c83031b9",
    "signature": "0x633546fd7875dce98725aa3feb8d76038b37a2563d02c9917313a3470b3b491a45776cc8964f5787497efa611c2f5157d95982bd6bb66cf6c4577fc694094ba31c",
    "signer": "0x4D8EDeF47b57f98c89BDFf851267B0327BE4cD05",
    "userId": "5307724"
  }
}