{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xf8187b830c8a571a53c35209c8c1c8ca86878608f2af8aab9a3ee2c30f725617",
    "signature": "0x812a003403c5938c50f3ba3929bcf6e134a64cf7434d3e6f88d0a728f7df8bd71de4a8df5af9f883de5dfa0d45a9e37cc1314a7efcecc75592c0be2eeeb073161c",
    "signer": "0xA03A7deFBeD0Bf7B6aF7295d54988bb17F3Af981",
    "userId": "137817441"
  }
}