curl --request GET \
  --url https://drb.coinbase.com/api/v2/private/get_block_rfq_user_info \
  --header 'Content-Type: application/json' \
  --data '
{
  "id": 1,
  "jsonrpc": "2.0",
  "method": "private/get_block_rfq_user_info",
  "params": {}
}
'

{
  "id": 1,
  "jsonrpc": "2.0",
  "result": {
    "parent": {
      "identity": "MAKER1",
      "is_maker": true
    },
    "users": [
      {
        "identity": "TAKER1",
        "is_maker": false,
        "taker_rating": 98.5,
        "user_id": 1
      },
      {
        "taker_rating": 97,
        "user_id": 2
      }
    ]
  }
}