{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x043a65f0ccc86009e142096db0d517a0631980b9f9687103d3330f52e1e73ccf",
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}