{
  "manageEntity": {
    "action": "Repost",
    "entityId": "907445403",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x25d74eed59a7d36d6a38a5fb861cecf1748a4507ae7d6a216c08a9c4401798fa",
    "signature": "0x5a150d7c216c66394cc9e06de21bf556983b9a31be13179ac8d3eb8374cb873b78fb7a161e8b8ab1b82f6646c050d6c46f301f4fbe0371cb29fb20e2685349e61b",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}