{
  "manageEntity": {
    "action": "Repost",
    "entityId": "306640",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x442c786df71d1c10b29273da70c83da5a915b5ec403b774309f21267505aedb2",
    "signature": "0xcaa7e1d80f55cbdb8a0686668212a16ba4d75ceef39fbf593c8dc1aaf16b3ba7078ffbd5563f9d50a69ec04bc03b9dd27372f1fa46f588b86d36c35e41f533661c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}