{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xbe976351ee46f3a8ef96f6a407c168eccbe91e174b36ae785857cdcc5dfa0910",
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    "signer": "0x87AFB8B8E8a54e1bBDD38BcF5956d207F35105e5",
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}