{
  "manageEntity": {
    "action": "Repost",
    "entityId": "647019",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1165b4a89d3feefc8ec1a35a70cc661ff7994960d5c83e8ff30c2b87bdaaf372",
    "signature": "0x0063afa7284d5d159692b7d1f09cb59f3f76377f056ba212b9c11cf24cbafe3609884a672e617451375b2f424590c7a1576247f949a7086e2dd861dd527d5b171b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}