{
  "manageEntity": {
    "action": "Repost",
    "entityId": "574872396",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x77e39b2f7085f6f7d50c1720dc66d98250db319fb938c352b17efdb386495563",
    "signature": "0x0521862db9a277f09bb49d27337c1121f460809d4ca6890e5b65c844ded359f50977583face2c174c18bb5d5bb3c75ea6305f5ff8b8351d9f86402bfbbc16a711c",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}