{
  "manageEntity": {
    "action": "Repost",
    "entityId": "671338",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xddd2e50bde7068b166c9b27c4c0e46354d389eaedaf7d3ca0341f7907f22fd41",
    "signature": "0x9d6b8569024d0fe34d04b1511f42e52ab113f8246c77bb84b9a2cd6c8003f5a95592097758731cefaa6dbf96d9ba791763752e0331ee3e63c32a603151eb759b1c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}