{
  "manageEntity": {
    "action": "Repost",
    "entityId": "990409959",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa86b82f28f401b3070ab53021e21aa3cf1d0e205eaedbf287ba518313643aba1",
    "signature": "0x440eacbcb903a9710f93a6b4f1d1dceac3673e18d945f963865facb1e6c3fb3a02e18268d82091ed78a9e8e34d646f166ab54ba53b6fd4dc2da0d4ea0a663a2d1c",
    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}