{
  "manageEntity": {
    "action": "Repost",
    "entityId": "490834438",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb14de06401bedf10e3cc7171e02c19f81c00c612a8fe64b611d6442de4fb2b21",
    "signature": "0xe2065ecd668c608b52877699799e2190546e3e73ca7206002c22492b10fca05d6a90cee66ff18eb85df7396456e63d8fde2ef74f1f8353defd762998846b44d31c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}