{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "218217",
    "entityType": "User",
    "nonce": "0x55e1997cfefb757c0b996e41ec1d6c4cb80d53aad4ccfb22b7b74ea06f1c2d32",
    "signature": "0xcb5a7fd2dcf8adc6173c0104f7c3ce1bee0ace6f332702034f1cee57b56fdb2843daec86637d48ccaa7df0d8d163509baaa65db9b967fed57e429b383305e43e1b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}