{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x2acd31706bc8be5a1d5dd02b2e43b51c6cfe5077c56bc92dbd69ce179deb03cc",
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}