// Request
url -X 'POST' \
'https://ton.blockpi.network/v1/rpc/your-rpc-key/estimateFee' \
-H 'accept: application/json' \
-H 'Content-Type: application/json' \
-d '{
"address": "string",
"body": "string",
"init_code": "",
"init_data": "",
"ignore_chksig": true
}'
// Result