{
  "manageEntity": {
    "action": "Repost",
    "entityId": "864143202",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x307ee11cb86a2fb88a4a2cbeee3e4e9ef88f06a09288846e71e78554798899a9",
    "signature": "0x725c87b9a75bff8b8b49f3f64ce3fd9aa2d3278996054b248e7297863fc60a5549ef552b0904b272730a4763b7eac865f03862f5a621adb5a8b0971167cb58521b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}