{
  "manageEntity": {
    "action": "Repost",
    "entityId": "493617",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5d0c768de1ace7645ba38325c2c812b7d01f8778e77e4ec8be803a3178b50719",
    "signature": "0xb0dfc80866f6cdc576d3bab3007c78eaaeca165d56b0bfc9e00571531940622903309fb6dcd3c4a265fcf3f725d0d3fc95f87b8226efa448296f56f3ca353cd61b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}