{
  "manageEntity": {
    "action": "Create",
    "entityId": "1484479990",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"testing 3\",\"playlist_name\":\"Test 3\",\"is_private\":true,\"is_album\":true,\"license\":\"\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"parental_warning_type\":null,\"playlist_contents\":[{\"timestamp\":1777373319,\"metadata_timestamp\":1777373319,\"track_id\":1821359119},{\"timestamp\":1777373319,\"metadata_timestamp\":1777373319,\"track_id\":213556066},{\"timestamp\":1777373319,\"metadata_timestamp\":1777373319,\"track_id\":1455157926},{\"timestamp\":1777373319,\"metadata_timestamp\":1777373319,\"track_id\":903827891}],\"is_stream_gated\":false,\"stream_conditions\":null,\"is_scheduled_release\":false,\"playlist_image_sizes_multihash\":\"baeaaaiqseaw5aefgp5fgs6utvtbyfllzdumq2otxyygiumnprmp3ffrjcmwlm\"}}",
    "nonce": "0x1c777e39951357d23d0228e5c9848e48df9d0bdb00990e3ac2094b2d0365eb72",
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    "signer": "0xB8616FEE364D0cc615199656D24940DcDACF180c",
    "userId": "390193787"
  }
}