Tx Bump

This endpoint allows users to send and distribute transactions faster with the BDN and re-propagate transactions with higher fees if not included in a block within a specified time.

REQUEST
Method: blxr_tx_fee_bump
Parameters
Parameter
Description
transactions
[Mandatory] Array of raw transactions bytes without 0x prefix. All of the transactions must have the same values including except fee (gas price for Ethereum). Transactions must be sorted by fee in ascending order. Fee bump will be sending transactions to blockchain in the order they are provided in the array.
bump_interval
[Mandatory]  Interval value in seconds defining period for checking if transaction is include in a block or needs to be resent with higher fee.
nonce_monitoring
[Optional, default: False] A boolean flag indicating if transaction nonce monitoring should be enabled for the transaction.
Examples
Cloud-API
Cloud-API
curl https://api.blxrbdn.com \
    -X POST \
    -H "Content-Type: application/json" \
    -H "Authorization: <YOUR-AUTHORIZATION-HEADER>" \
    -d '{"method": "blxr_tx_fee_bump", 
                   "id": "1", "params": 
                   {"transactions": ["f86680843b9...4ed7e72082daa2ec510",
                                               "f8668084773...5940082520894f0109f",
                                               "f8668084b2d...05e0082520894f0109f"],
         "bump_interval": 120}}'
     
RESPONSE
Result Fields
Result Field
Description
tx_hash
Transaction hash
​
NOTES
Tx Bump is subject to rate limiting. Tx Bump is available only on Cloud-API
​

Tx Nonce Monitoring

Real-Time Fee Estimator

Last updated 3 weeks ago

Parameter	Description
`transactions`	[Mandatory] Array of raw transactions bytes without `0x` prefix. All of the transactions must have the same values including except fee (gas price for Ethereum). Transactions must be sorted by fee in ascending order. Fee bump will be sending transactions to blockchain in the order they are provided in the array.
`bump_interval`	[Mandatory] Interval value in seconds defining period for checking if transaction is include in a block or needs to be resent with higher fee.
`nonce_monitoring`	[Optional, default: False] A boolean flag indicating if transaction nonce monitoring should be enabled for the transaction.

Tx Bump

REQUEST

Parameters

Examples

RESPONSE

Result Fields

​

NOTES