{
  "manageEntity": {
    "action": "Repost",
    "entityId": "604202",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa77cbe68e09f9cf532682631dbac6328047c2ba1b8e79523fcf1bd8ad2f087b7",
    "signature": "0x7d04d2c758bc10608723d505bd628d7a52694191e6a9be8964743a6b760f54524b2101287bd1ac0c59bb189c5d097a4a6ed84393e0ef691060b5d719a4dfa4611b",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}