{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89433",
    "entityType": "User",
    "nonce": "0x846d8f13ad78254b63fff99d6908940550d4f45fb96eb1280a60c56790e693c8",
    "signature": "0x6795eb47b8ac7213498f0e928a06591fbe5e4223e4d29c736104a96e45e5b6ea0bcb280742870190cd83644b7ed516ed4e860a3f8eaea24476969f9b350b88281b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}