{
  "manageEntity": {
    "action": "Repost",
    "entityId": "645329591",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0b152bcc385004070028f1e977576adc4347c198418b14a6c15d6c20508abb14",
    "signature": "0x4bdc84f854b08910aa604455dc9d25765c470015f2bcc93e9448e66ac8aec170357aade153a03313f43d409f3ce378d57758a6843ea12d90644bcd7b2e7751121b",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}