{
  "manageEntity": {
    "action": "Repost",
    "entityId": "554123",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6cc4c4f5b5a8951cfa67201dcf02e6782e09a4152fe9f2f4bcce93f54ac9b4c6",
    "signature": "0xc9f6d521d9c9307b6e3a799080ab39f89de3bf0656ee69f3a6c5acb9df38e51162a53bb6e92d521bdcb6573d28268c3ec0dd47e8fc4facc7fc715b964a44d2c01c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}