{
  "manageEntity": {
    "action": "Create",
    "entityId": "990845123",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":990845123,\"description\":\"\",\"playlist_name\":\"Let_me_Love_You_by_Justin_Bieber_Ringtone(128k)\",\"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\":[{\"timestamp\":1785588673,\"metadata_timestamp\":1785588673,\"track_id\":803874}]}}",
    "nonce": "0xd81a0a2eedf3cdec32487930825e3c29593b819baa73be5fca6574c121be904f",
    "signature": "0x13c260c6565d3a143446d5758e317554756710454f5bb936ba5f5598f100c4a43808004512a02572cf746053ed6079b1b1774bbcd2768aa3ee1f939f706bebe81c",
    "signer": "0x2D4A56e6b6247282BDea02AcAdEf29e0105Ec131",
    "userId": "668770242"
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}