{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545776",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x699079446ea59d4d9d8c1ee27b77de2c740fdc6b22ee42d529fc13bdeca3d05a",
    "signature": "0xeaffd0fd8ff83e79138f9a018dc005d6f79028069f0284fb29e8e33e39a9db165c96c088c586a4c7ddf68b11445015bab3969b7450d8d778b95a5705b64aed721b",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}