{
  "manageEntity": {
    "action": "Repost",
    "entityId": "703999",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb3e9db330c24fbe397279ddc01df8dad52ad1806ee67c9c2233eb49d9a3516c1",
    "signature": "0xacb5400e84105ca12850b87927eb2e1aa02c76a1c2cb8b04ef01553b7ffb69a063be1181c4be371c5318368c20ea47fa2011a6cd17d2b8ab51a7885b86fb5bc41c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}