{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67405094",
    "entityType": "User",
    "nonce": "0x01a3a213397b961cf461c31045c72537f1c37c1be5f077379f77111ba119d591",
    "signature": "0x0817792d26c85e449d2bdb486615cef0c67ce3590ff78b16198f08a440fb94516558f4f83fedc3ee07430431d4893ed4b92e891ce4343156fbc304fc1fb603861b",
    "signer": "0x9765cbE8e26a2c6c4847C1B69ABeB0B5250EC254",
    "userId": "678556080"
  }
}