{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xbfc1ee6ce17818d64f755242065410fa8c7c5cce458a92ce6298b29fd6078c0e",
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}