{
  "manageEntity": {
    "action": "Repost",
    "entityId": "863521811",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x93fb2186a665a23a8058b90ec46202b35485145497e4933f9cd4631fa37f50d6",
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    "signer": "0xc2Bc01b734bdA56bD8c24B5C4353C6827325d999",
    "userId": "528478879"
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}