{
  "manageEntity": {
    "action": "Repost",
    "entityId": "541519",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb761c2197b203e23649f78b3e0f6862f23cf6b0852c34b11f81ebd4e375669f4",
    "signature": "0x8bc4a5cc0b3287ddf637114b1b49458388ad0446d93d7b01495c7da8c108ba6d7caf3dd3f82eca293cbd35853129bb196461250b74ff2d2568444f52665781491c",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}