{
  "manageEntity": {
    "action": "Create",
    "entityId": "588860982",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":588860982,\"description\":\"\",\"playlist_name\":\"leaveamsg\",\"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\":1779456686,\"metadata_timestamp\":1779456686,\"track_id\":766245612}]}}",
    "nonce": "0x6f631bab3000a378c552153b49fc87274776947d212b160c4c4c4b6510e6b97a",
    "signature": "0x568d0f62ce98f74c90a6cf863f3ca0cd6b54874dd651f57993b5172cc20447fd52113e101eb877d1829e93fff866a65deca86b6a2f1e338e5b17435d3322cdfd1c",
    "signer": "0x7df9000193ae455e1936357F695111eEC59995b5",
    "userId": "116978111"
  }
}