{
  "manageEntity": {
    "action": "Repost",
    "entityId": "564458",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xafa6bcbdfef973153088a768cdb486995e9e0da3f3ddb997d825959b3917de1a",
    "signature": "0x8372d3a7505d48e59cf7f75fd0cb4c51ab70818f99cc7aa670e1917b6394edae40222955b31061124c6ee53a495ae968fde3094e0d29a19efd137ef9115ef5bb1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}