eth_estimateGas

curl --request POST \
  --url https://api.uniblock.dev/uni/v1/json-rpc?chainId=11142220 \
  --header 'content-type: application/json' \
  --data '{
    "id": 1,
    "jsonrpc": "2.0",
    "method": "eth_estimateGas",
    "params": [
      {},
      0
    ]
  }'

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": "0x5208"
}

curl --request POST \
  --url https://api.uniblock.dev/uni/v1/json-rpc?chainId=11142220 \
  --header 'content-type: application/json' \
  --data '{
    "id": 1,
    "jsonrpc": "2.0",
    "method": "eth_estimateGas",
    "params": [
      {},
      0
    ]
  }'

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": "0x5208"
}

Parameters

string

default:"11142220"

required

Unique identifier for a blockchain network.

number

default:1

required

Request identifier used to match responses.

string

default:"2.0"

required

JSON-RPC version.

string

default:"eth_estimateGas"

required

JSON-RPC method name.

object

required

Two-element array: [modified transaction object, default block]. The transaction omits “nonce” and allows optional “from”.Positional parameters for eth_estimateGas:

params[0]: Legacy transaction (pre-EIP-2718).
params[1]: Block identifier. Can be an integer block number or a string tag: “latest”, “earliest”, or “pending”.

Returns

string

The amount of gas used. Example: “0x5208”.

curl --request POST \
  --url https://api.uniblock.dev/uni/v1/json-rpc?chainId=11142220 \
  --header 'content-type: application/json' \
  --data '{
    "id": 1,
    "jsonrpc": "2.0",
    "method": "eth_estimateGas",
    "params": [
      {},
      0
    ]
  }'

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": "0x5208"
}

Getting started

API Reference

Parameters

Returns