{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x2fcd1a12c1b4af740e9cea35d5e89595f551e0800796facf836d17e5051fc5bd",
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}