{
  "manageEntity": {
    "action": "Repost",
    "entityId": "668897505",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb4c041ee53500be9d1a21c78a218e27609f31829ce8ecc08041b144948b9e6a8",
    "signature": "0x31bd048f64dd20c47bd6c80dc7f17fe1d183e65c35100fca437e2c767b23216f2a7f824481f64fb5c0adc59382d1cbceca32d3268f6f31600ad0609422de26901c",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}