{
  "manageEntity": {
    "action": "Repost",
    "entityId": "599537",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x384a38947ff93ca125d24c7e659b451c150482844d0b9a4aeb62fa9623e2657f",
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    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}