{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "636675041",
    "entityType": "User",
    "nonce": "0xa05d893471f7a0cb6f4771493ccb6fc0f739102bcc7e950245c9f230753af81e",
    "signature": "0xc416f7a1838d363b6e82a0e59521a11a5a27a729362962140bc7d351a0a3ea522b5ee541fbb83cbb7bd83650c18881a48424b8404cbac3502c740a45357880391c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}