{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545399",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1972ec17d5206df34441c9534156c54f5589d8d1525cf7622d95c6fa203a2f75",
    "signature": "0xa1dedb9f53359cc47823bd007b0fae1d2421961e0634548bdfb31dd10d53e127532df69ef6d05c239503964ce0300f62b301e334a158d75de03dd63498b7d2641b",
    "signer": "0xfC070d9d02c152146e3D1B2cD4B03FD7a3CA1AB0",
    "userId": "539537193"
  }
}