{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1287423571",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x57377c05f7a61a82f0fde16ccc496c8903e5fc6021e2ee286889c92b44dfafee",
    "signature": "0xd57f50ec7fcd8430cb56fd609b53ef3ebbaf8422b6735b9e15cf30e408b833463c310e59b594d9168e1bea2d315bc55916040617e227cef34c9c4610f59559b71b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}