{
  "manageEntity": {
    "action": "Create",
    "entityId": "1234989038",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"FanClub\",\"body\":\"test video\",\"entity_id\":693608897,\"is_members_only\":true,\"video_url\":\"https://youtu.be/QvYQtRaLwA4?si=bKorZJMhBu35di5r\"}}",
    "nonce": "0x341a04f9ed4fa79c6504fb3e783fc46051dfc30be392720a8ad8cbacee0fad9a",
    "signature": "0xee9fe8feeb4d0b00ecfd7333eb108d5064973f868a0ec164e9568ac0ac2e51286b664e2641b7d3045e6b1fbf5d11fad8f379fe3ad0fb84a799e320f616ef0d651b",
    "signer": "0x1a14b86421cFD1157bB52D3B0799f0B24a926D3e",
    "userId": "693608897"
  }
}