{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1412589599",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x849cbfe22dbfbf10c2952d50054bc8644e0731989208e47e6640e2c5a57b3cad",
    "signature": "0xfc18f14fcf194fc40bd969fc1a5c15e397e20025e42b8bea28bb739da659d32f6fad0aeba846c84abba95676bbe6de5f9978880bd2c86907fea896d3854793d61b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}