{
  "manageEntity": {
    "action": "Create",
    "entityId": "1414486359",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"duration\":7,\"genre\":\"Electronic\",\"is_unlisted\":true,\"orig_file_cid\":\"baeaaaiqsea4dyiozoutyyl7xfohltcz6afxwhqaomkv3oacb5vzzlpq5dvvqg\",\"owner_id\":106879,\"title\":\"BANGER\",\"track_cid\":\"baeaaaiqsedu35p75tvzfrmc5nlj3vz3423u5c5ufdnn5mxv7oirysa4fg3qno\"}}",
    "nonce": "1774956062479684540",
    "signature": "0x99fc8de7f2e0643f95649db60629fdb20760cc1221d26ee82e7b0a42f0f19e0250e4099f7bef17684b0dc086de4f32a0d1095a0219a67b125a302aef7e3d3a071c",
    "signer": "0x43e766989e99A80eCF18BF165011e01fbFC3A676",
    "userId": "106879"
  }
}