{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1505867363",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0798aaf832c53068fe5353144a88dd1d6d6f94ef1c23ceeeadc03c2c74bb4a70",
    "signature": "0x0200f53869cd1208ebb002cbde672c996a19663e3283b9078da27e0ef1f904847eb45093f9231c5612c7e5295bd664f3b17ea2c0ac5ab56f18f41b4f9db632d21c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}