{
  "manageEntity": {
    "action": "Create",
    "entityId": "538804794",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":538804794,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":true},\"genre\":\"Dubstep\",\"isrc\":\"\",\"is_unlisted\":true,\"iswc\":\"\",\"license\":null,\"mood\":\"Tender\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"Kindred\",\"duration\":261,\"audio_upload_id\":\"b48c5c9192e416940dbf1d3ed6ff6443\",\"track_cid\":\"baeaaaiqsedazieswxyncwbtxpjauuldnctsxm2y2ocnfatiivev2zwlloubdq\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebsysyzzw2zy5cy2libwonk736hw2pxrkcsxohvspcpqfnyfb3tq2\",\"orig_filename\":\"kindred final 7-6-26.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":145,\"is_custom_bpm\":false,\"musical_key\":\"G minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":267813348,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsedvp4jkxjmgkfg2tv62vjiqb46yihwrjuvmu6rucslvzc2ygq3ors\"}}",
    "nonce": "0xc54db986f7e0ea56645b04001529adc6473ad05dd4920df0333819de5c1a5e89",
    "signature": "0x6c75d9c4d66235ed8f88c11ac9f4028e9bbd3903b948ff8a9949e1f1033a3e82760e61e85deab0e49c5f10e492246898e4982c524c3bd749b6e7a6f13632d3c71c",
    "signer": "0x690b8E3ECc02141CC0d8Cc1f257ee760EF482d86",
    "userId": "267813348"
  }
}