{
  "manageEntity": {
    "action": "Repost",
    "entityId": "771769115",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x621e688e797bb776e8365d6e50dbabc10ca309eff39bb7191c42f24199b0f0e7",
    "signature": "0xc1643671bbea1f63d7f8e58c75109a5a7d26f9ba9dedd38decfb6011bd7b1e630c53b24b90a6aa41c761fe6aaf074ba25569f46b166badbad3c6a1013e7136e11c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}