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Watch pending transactions before confirmation

See relevant pending EVM activity early enough to decide whether a closer look is needed.

Trigger

Recurring schedule

Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.

Action

Mempool Subscription

Tool to subscribe to real-time mempool updates for evm chains (ethereum, bnb, etc.). use after constructing your graphql subscription to stream pending transactions live.

Why this helps

Confirmed transaction reports arrive after the moment when pending activity could have informed a decision.

  • Provides earlier visibility
  • Supports time-sensitive monitoring
  • Keeps watch scope explicit

Setup

Build it in a few focused steps.

  • 1Connect 44API and Bitquery once.
  • 2Create an automation for a mempool watch.
  • 3Tell Notis to construct a Bitquery mempool subscription for the supplied EVM wallets and summarize pending matches.
  • 4Choose the cron trigger and report channel.
  • 5Test with one wallet and supported EVM network.

Questions about this workflow

Which chains are supported?

The action is for EVM chains supported by Bitquery mempool subscriptions.

Is this the same as confirmed activity?

No. It covers pending transactions in the mempool.

When this happens · Trigger

Do this · Action

Supported Triggers and Actions

Notis builds workflows that link 44API to Bitquery. A trigger fires from one place; an action lands in another.

44API triggers

Bitquery actions

Recurring trigger

Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.

TriggerScheduled

Aliases Metric

Tool to use graphql aliases to rename fields in the response for clarity and disambiguation. use when you need to query multiple metrics with identical field names in one call.

ActionInstant

Webhook trigger

Notis starts this workflow when an external tool or custom backend sends an HTTP request.

TriggerInstant

Archive Database Query

Tool to query the archive database. use when you need full historical blockchain data (delayed by tens of minutes to hours).

ActionInstant

Combined Database Query

Tool to query the combined database, which merges archive and real-time databases. use when you need both historical and up-to-the-second blockchain data in one request.

ActionInstant

Conditional Metrics Snippet

Tool to generate a graphql metric snippet with conditional logic. use when you need to apply filters directly on metric calculations via the `if` attribute.

ActionInstant

Count Distinct Metric

Tool to use the count distinct metric to aggregate unique values for a field. use when you need to count the number of unique occurrences in a dataset.

ActionInstant

Count Metric

Tool to use the count metric to aggregate the number of records matching a graphql query. use when you need simple record counts.

ActionInstant

Database Selection

Tool to select the database (archive, realtime, combined) to query at the top level of a graphql request. use after determining whether you need live, historical, or combined blockchain data.

ActionInstant

Early Access Program Query

Tool to access streaming data across various blockchain networks for evaluation purposes. use when querying chains not available via the v2 endpoint; limited to real-time data only.

ActionInstant

Connect any two apps with Notis in the middle.

44API and Bitquery, or any other combination from 1,000+ integrations.

When this happens · Trigger

Do this · Action

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