{
  "manageEntity": {
    "action": "Repost",
    "entityId": "738541",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x332ac99372a604eee1432927f41730e3cce92fee3b5cbef25e04daab87849b28",
    "signature": "0x58ac885c92678ed8504697d9fa61a5ead930c7c84dbfd3f5cf1b755ea9badd5d7ab62bdf579dc508f363c5cd70fe6abae8220777c5f504c1d693f39d0d4b4b511c",
    "signer": "0x9Fa5E44ADd28caB1F5D45992F003ba0455ff36e6",
    "userId": "543686915"
  }
}