{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x41183d5becd88d313a0f84c4362908712a27770a5f6f01b19cc5c23965165453",
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}