{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1557982381",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x390740d7a1c1419ad64aa20c7883fb3ced0f1fe87ba1cbe8f6f27aef4e3bbcc9",
    "signature": "0x2b44abd97355a5f76dfe9af279ac93f7b01be874ae3af418c748be2120975f0442277b078ae1c625fd32c430fdd566f02f28c5eda6a6691aff08a82e54873c881c",
    "signer": "0x37C656432bDD87630C13F60036e9857B5ee36154",
    "userId": "288167767"
  }
}