{
  "manageEntity": {
    "action": "Repost",
    "entityId": "518273050",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7d992571701b951f644eb8af671f3c1f08bfdd50de93cbc1710922787d3dc28e",
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    "signer": "0x67479063A246B10560F7FfC48Dba47268867417B",
    "userId": "745004514"
  }
}