{
  "manageEntity": {
    "action": "Create",
    "entityId": "1882759671",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"is_private\":true,\"playlist_contents\":[{\"timestamp\":1774956058,\"track_id\":\"gQgjvmW\"}],\"playlist_name\":\"Feedback Request: BANGER\"}}",
    "nonce": "1774956065841642458",
    "signature": "0x715284d2eb0fe20178ae8ba07c24451ee3bd7744d9d9c8ff78c523aed0361a283ae0e5f4863b22c3ff8c3bc425de511c16ceaf58b1c32c35a12e4e1ff00bdda91c",
    "signer": "0x43e766989e99A80eCF18BF165011e01fbFC3A676",
    "userId": "106879"
  }
}