{
  "manageEntity": {
    "action": "Repost",
    "entityId": "553080594",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xca562c128e81271da9ff6c288745360b1864f7130d2c446a72d08bfdf09f82a8",
    "signature": "0xa166d052a70d6ffd3a4d3fb4571a8f591256bad0ec4fc0e7f2e7a6d8458ab8a6764b67bf8217088d0b2869ebc371ba572b4f323047725d9e5dc04d30e60f17831b",
    "signer": "0x8FF85C5AA450a88f13FbD5170e24E2a3eFF32518",
    "userId": "311829956"
  }
}