{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x93565b9cf74b3af0f7b29636e61b794f342c60fbd8587c18b0d4d8b22572443c",
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}