const response = await fetch(
  "https://payments.shakesco.com/buss_delegate_address",
  {
    method: "POST",
    headers: {
      Authorization: `Bearer ${API_KEY}`,
      "Content-Type": "application/json",
    },
    body: JSON.stringify({
      smart_wallet: "0x742d35Cc6634C0532925a3b844Bc9e7595f0bEb4",
    }),
  }
);

const { test_delegate_address } = await response.json();

import requests

response = requests.post(
    "https://payments.shakesco.com/buss_delegate_address",
    headers={
        "Authorization": f"Bearer {API_KEY}",
        "Content-Type": "application/json"
    },
    json={
        "smart_wallet": "0x742d35Cc6634C0532925a3b844Bc9e7595f0bEb4"
    }
)

data = response.json()

{
  "id": 1,
  "test_delegate_address": "0xB808ff0E0F4fC24D0cECeED6014f04ecE5bfca36"
}