{
  "manageEntity": {
    "action": "Create",
    "entityId": "1553970834",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"cover_art_sizes\":\"baeaaaiqsec5ftvuoajq74b3mvm5vhmkobjm7dx3jwxz3mkgumfnzyuuaqwrt6\",\"duration\":214,\"genre\":\"Hip-Hop/Rap\",\"orig_file_cid\":\"baeaaaiqsecyeug2sptzbokkf33n4m2zzzk4f6ecah6p5ldztphkk5niz2pp2a\",\"orig_filename\":\"Wandering Notes ☕ No Copyright lofi music ☕.wav\",\"owner_id\":509651367,\"preview_cid\":\"baeaaaiqseckcylsiybecp6s3vcncia5v6zpcbyloumx7nkileibd7xcrack34\",\"title\":\"Wandering Notes ☕ No Copyright lofi music ☕\",\"track_cid\":\"baeaaaiqsedsup4jkp4vqdavmwjvlxn3rd6islhb4v5btd4dk2lyxffudq2k4g\"}}",
    "nonce": "1787409349537192740",
    "signature": "0x5ad0ff93bcdc899aafc89ee99bc0595753abb005f006254db2f41fbf16adda695c0f814214bd743e6887df681b0ea83164ffd373296d8027aa24ac707082fb6f1b",
    "signer": "0x8CB448A729Eca339BC72280C850c5479f5Cb0AB5",
    "userId": "509651367"
  }
}