{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x711e1bee2d3eb33c1a81686b25589ab781cb6d107b06451672e527fbad884210",
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}