{
  "manageEntity": {
    "action": "Repost",
    "entityId": "604575776",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x559331324ec895262dae82b197504c494d0cbdcde616ebe8cee034707421b207",
    "signature": "0x807dde0fba255835cabb595c65553251ea23f3ab4eeb26d74aca3c5b1f82422f7df645df91b47feafd8e7163e650682876e18a75f558cdb1dfce3e490931dd1b1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}