{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1010020304",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x40d57c868c732fb2a665312f1e7b68e40c80bae709e50c34f7e956dc005e6fb8",
    "signature": "0x62345e49dc6e60bf09f29d19c0f73214d7f64a0a44c63d463bc99065d10f26950b455067bde05d3c6780fdcf9d6fc83b84fc0c318976efba1a0bb105948f6f641b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}