{
  "manageEntity": {
    "action": "Repost",
    "entityId": "453198451",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3fdc0cb094ef21ec8c0b058b4bfc07f1fef269d1754c6da5e67bb32ee46f4857",
    "signature": "0x374f77619ebadc69f1bcaafd9e17aa7f89ebd72e1e7a136ef4a614d02d44c3cf2256ac6d36f69445a8165247da8f3143880d07d228423b374b6b8fcf157fc55e1b",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}