{
  "manageEntity": {
    "action": "Repost",
    "entityId": "514568771",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1e31921142823f12f6f12d4dcde13710751b395e65890cd1eec3b85aee94f03a",
    "signature": "0x1b1de4b06be1546e9a6574473eea6c411b84b55e587b92eeb1738c517cc47d7a40bd91730a67b4115a3efdcb89febbeea63666e13cbcc823f6d6c4d21b3bb2bc1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}