{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x252def6fd36fb262cca595a44720087d3b58455b2437b1ef69c979d86efbf62e",
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}