{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "30263",
    "entityType": "User",
    "nonce": "0xa5f0133e5e535dc560e41a33497e6323ff609cc2186a8c29f8e1b10d4a2c587f",
    "signature": "0x7d2a3480c9e775621d85ee21a0a080d0789adcabaf745748740d8f1334f6ee44389cfec9606991d0b8fdc3085284098ccba96c671a90e5566cd46eb44599af0b1c",
    "signer": "0xF95F6bcc507fE8C7c63a8B1820281FB68452fAD9",
    "userId": "694006811"
  }
}