{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xecacdb1da17c78a86a6e92b88d7e4ec7bc19eece64921b63a6a0d703e14a6213",
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}