{
  "manageEntity": {
    "action": "Create",
    "entityId": "1625295704",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1625295704,\"description\":\"\",\"playlist_name\":\"New Playlist\",\"is_private\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0x20bd4f5bd0ef8645d777054487b0158baf0f1843690dc4503646c722f514e041",
    "signature": "0xcf5eb0c12b6517508f11763afbc9e67da74fe975526391b46835df5e853f90324f6572a6d9405459e350fbed3279d58ce6c91dd3d42932a077977e19023d5f3d1c",
    "signer": "0x1dF213775dBDC159FD35d66A30e0b56C55118a34",
    "userId": "305881856"
  }
}