{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1422295",
    "entityType": "User",
    "nonce": "0x7fa3e32c73dd614971316613e405a03b3d7f7bb5bcb24da092dd9f5fa2919bee",
    "signature": "0x0d733b041f9d219cdc30560e280a71f8820988841119d11dc2f5e8e08e7896963e93a9d880c9bbe647842e0b6a50d9ff828392f95c68cdeea289d4c347a3883b1c",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}