{
  "manageEntity": {
    "action": "Repost",
    "entityId": "408739388",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8444784413fd56ab611c81e5254974f3f87965711ce7409e8c7d7739b023160e",
    "signature": "0xbab8edd3665551ca7558d08e13889c9624a9446d6dde2c12988338f9bce4abab36d63f079388609554467eb160cf34cdfa4548aa7b36de425d5f6e16246896ef1c",
    "signer": "0xC6f6979d7215C4611Cd7aDb30a42B2812294262c",
    "userId": "55290787"
  }
}