{
  "manageEntity": {
    "action": "Save",
    "entityId": "885670099",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xde48a8ac92c2d3f0bc357059c2de083ef4db01ef96ab2bde674bd755767c2027",
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    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
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}