{
  "manageEntity": {
    "action": "Create",
    "entityId": "116470314",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":116470314,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Electronic\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"mood\":\"Peaceful\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"Perylian - Snowland\",\"duration\":131,\"audio_upload_id\":\"536c0903685f40c796a140aedea6605b\",\"track_cid\":\"baeaaaiqsedpbwmy7qn3xaqnntt2smulg7a6wzjlfkhhdlkdrqa5wdrlo65274\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebnhlu5pudxepicwcxev3ndhmjpnee7tqzpzl26pm2htizjncsfsk\",\"orig_filename\":\"03. Snowland.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":95,\"is_custom_bpm\":false,\"musical_key\":\"E minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":141879,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsedinw35x3nrvgpm6yyen6wo77ipboqjp7hwqje4uvwq2x6444jgww\"}}",
    "nonce": "0x8f20569edddb3e32a97f692fdf78c2b2169a6ad1d0a04682fec1e975ad6a0ee2",
    "signature": "0xef9b31d546b157d7b1a0375a3d639f18898e60f41b1c62617fab101df23c4f0f337c05e78eaf2a0b57b210e952c3257b68473401330cf25cb500fbd626f01ea91b",
    "signer": "0x81ba252513F4c7629aC2b90c8176018802Ac7a90",
    "userId": "141879"
  }
}