{
  "manageEntity": {
    "action": "Create",
    "entityId": "636608850",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":636608850,\"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": "0x262bf637905cd6243858035da1197bf7599eb17707f9efa020143b145b92c9da",
    "signature": "0xfcedb4225d2d3bbec27f88d5124b00aafed206b9a2511f063c046e44d30b3f7874ede9943632f92fe69d190e5784eaa949ba736dc012395ece1ab7384dde6ece1c",
    "signer": "0x9b7802C41Dd4c71300e2675151FDd23BC697ac66",
    "userId": "749272398"
  }
}