{
  "manageEntity": {
    "action": "Repost",
    "entityId": "619192060",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa9d7a4a589d41b06e5b876c47ac6219a1ba389f54875882ce8a64cb6742d0dc4",
    "signature": "0xa72bff781f799bff3b4a1e13ee925a82df76b497390a3a5f139daea31f45822252ad1a31ed458afd008606f48442876177810adb02bfe602e3d23ef6dfe0ee261c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}