{
  "manageEntity": {
    "action": "Create",
    "entityId": "850124682",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":850124682,\"description\":\"《后来的人》是一首关于成长、遗憾与释怀的叙事抒情作品。歌曲以成年人的视角出发，用平实而真诚的语言，讲述那些曾经深爱却最终走散的人，以及那些随着时间沉淀在记忆深处的情感。\\n编曲以木吉他与钢琴为主线，大提琴和电影感弦乐层层铺陈，在克制与释放之间缓缓推进情绪。没有刻意的渲染，没有夸张的表达，而是像深夜里的一场谈心，把人生路上的错过与怀念娓娓道来。\\n歌曲通过细腻的叙事结构，从回忆、遗憾到理解、释怀，展现了许多人共同经历过的情感轨迹。那些来不及说出口的话，那些没能陪伴到最后的人，那些以为还有以后却再也没有后来的故事，都在旋律与歌词中被重新唤醒。\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Pop\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":\"Attribution CC BY\",\"mood\":\"Sentimental\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-06-04T16:00:00.000Z\",\"tags\":\"\",\"title\":\"后来的人\",\"duration\":254,\"audio_upload_id\":\"cba0e866d8c73b43bc5346da9bf1ebc7\",\"track_cid\":\"baeaaaiqsea22yfkqmdrf772gvrws4of6m5wqlvci6lvh4z7movqkkwgfv72ds\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsecfgoklpvabmy32bfhbtenekkeqa4n5g2wkr5hdm6qimxjzwg6ivy\",\"orig_filename\":\"后来的人.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":146,\"is_custom_bpm\":false,\"musical_key\":\"E minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":380987771,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsebdjbkqt435bqe2ek4ghcnc4hl5lpynennlqbjgighgl2hypd2ftk\"}}",
    "nonce": "0xb856eab4be48bfeb83a1f6e817db1b24a09e1aed3289c0f8cf579b644c496f7f",
    "signature": "0x98704cc11fa2ed676dbe13a1375f8897d245fd57c9a3f1eea9192e864395e64742bc000b2424e74ec1ff00bcc44ce6959eab28f577bc20aab50c019a7681eb4b1b",
    "signer": "0x4e930cebdA373A91584e9ed644830a2903AF7De7",
    "userId": "380987771"
  }
}