{
  "manageEntity": {
    "action": "Repost",
    "entityId": "667649738",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3df0b7941b40f69b5a0341708872018799ccc85f09a9a37fe8a594f679d9a39a",
    "signature": "0x384880a7c6bfcd329be5b522dc0c10748cfbecea3e8c18b00d0c5b2356136a7608cedd7cfee2aef608cc48956f6b7c64132c1596a76da9ca585d56becb65a9081b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}