{
  "manageEntity": {
    "action": "Repost",
    "entityId": "663768",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc5190a970222e5f29d180413703d6554313a4b1bfa35cc485a20f723d3d1f0fd",
    "signature": "0xc8837cbfad653faf292d08d7857d051be567d1bd6debd20161192a92223ce386005019dd5efe1a4c0b05d1c2dfecf784632627f04159ae161d60b914bc8522521b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}