eth_feeHistory
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Returns transaction base fee per gas and effective priority fee per gas for the requested/supported block range.
This method will use 40
.
blockCount
- Integer number of blocks in the requested range. Between 1 and 1024 blocks can be requested in a single query. If blocks in the specified block range are not available, then only the fee history for available blocks is returned.
newestBlock
- String representing the highest number block of the requested range, or one of the string tags latest
, earliest
, or pending
.
rewardPercentiles
- (optional) A monotonically increasing list of percentile values to sample from each block's effective priority fees per gas in ascending order, weighted by gas used.
oldestBlock
- Lowest number block of the returned range expressed as a hexadecimal number.
baseFeePerGas
- An array of block base fees per gas, including an extra block value. The extra value is the next block after the newest block in the returned range.
gasUsedRatio
- An array of block gas used ratios. These are calculated as the ratio of gasUsed
and gasLimit
.
reward
- An array of effective priority fee per gas data points from a single block. All zeroes are returned if the block is empty.