{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "211416595",
    "entityType": "User",
    "nonce": "0xace9a4e47f0307d704f544cd9c1991ed826c4b6dd03aa94426458235438892c2",
    "signature": "0xae684c881ab8fe0160b10c8ebc1665f5fd5b858c8d706df250bff770cbac61eb50ec80a56affedb11626afe0e24c0c88ae1e63c40093ef013432e8e1473c3c561c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}