{
  "manageEntity": {
    "action": "Repost",
    "entityId": "574903869",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3aee5913d3314073719a9a57929b6898da89ec690bf43fd21a8934315faf1afa",
    "signature": "0xf23475f1c528b27d4bc50f9a889c1c8a9a120c0a2b4a2e1d3195ce01fdbcd3762d65986c106ab778654047410c295f3ee03145ef6a10ebe24a487b244b39bc761c",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}