{
  "manageEntity": {
    "action": "Repost",
    "entityId": "721926",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2c7b6d5210e33cfb177a175f859f65a490695cbe935e8ef98ab40ad45537b9ec",
    "signature": "0x6f6de5ee70dd81ba7a2a527122323ca3414a45d3946808876247001688577f0a68c1d07febb28fbeb7a89bf05db431d02b9ef818daf895ef7db78c91f1597a9f1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}