{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "593684426",
    "entityType": "User",
    "nonce": "0xafa7340da9b5b531bd2c2fd89299c10755203ac50ce19a7aba1dfb45ead83db0",
    "signature": "0x7cf0b690691fde3917580a42a4b5734c6246833ce3551b7388a76aa8df029602308ce714b37357f27ebd11094bd3e846a783d5387ebf5dc22ff566de93c6a26a1b",
    "signer": "0xEB9592D53448FC76CA6a96d703DEceC1FF1Bb5Af",
    "userId": "729166010"
  }
}