{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1574792994",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x526a96a281c3cffa588f0d162a1449aba53b3ea244f052c04fa578a97892d299",
    "signature": "0x4f4ebf3aa68e48b292ac8389dabe5f4c89cf0db22fb353477a15befedb1acdcd3888e100fc687a5603bb86dca5c37fb5bb2d7b3b0ad1a29b9b5700f2615765b21c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}