Read Event Logs

An activity that reads the event logs of the smart contract in Ethereum.


Read Event Logs activity

Configure the Read Event Logs activity

To configure the Read Event Logs activity, do the procedure in this topic.

Prerequisites

Good to Know

How to Start

  1. Open Process Builder.

    For information about how to open this screen, refer to Process Builder.


    Open Process Builder
  2. In Process Builder, in the Activity Library, open the Ethereum tab.

    Open Ethereum tab
  3. On the Ethereum tab, drag the Read Event Logs activity onto your process.

    Drag Read Event Logs activity

General Configuration

Specifies the basic settings for the Read Event Logs activity.

Figure: General Configuration screen

General Configuration screen

Good to Know

  • Documentation for this screen is provided for completeness. The fields are mostly self-explanatory.

Fields

Field NameDefinition

Display Name

Description:
Specifies the activity name that shows in your process.
Allowed Values:
One line of text (a string).

Accepted:

  • Letters
  • Numbers
  • Spaces
Default Value:
None
Accepts Variables:
No
Example:
This is a common configuration field that is used in many examples. Refer to:
  • Examples - Step-by-step use case examples, information about what types of examples are provided in the AgilePoint NX Product Documentation, and other resources where you can find more examples.

Description

Description:
Specifies an optional text description for your activity.
Allowed Values:
More than one line of text.
Default Value:
None
Accepts Variables:
No

Read Event Logs Configuration

Specifies the information to read event logs of the smart contract in Ethereum.

Figure: Read Event Logs Configuration screen

Read Event Logs Configuration screen

Fields

Field NameDefinition

Ethereum

Description:
Specifies the access token that connects to your Ethereum service.
Allowed Values:
A list of access tokens configured for your environment.
Default Value:
None

Create Add Token icon

Opens this Screen:
Access Token for Ethereum
Function of this Screen:
Configure an access token to connect to Ethereum.

Event

Description:
Specifies the name of the event to read.
Allowed Values:
An event name from the list.

When you select the access token from the Ethereum field, this field shows the event names associated with the access token.

Default Value:
None
Limitations:

Some information about third-party integrations is outside the scope of the AgilePoint NX Product Documentation. It is the responsibility of the vendors who create and maintain these technologies to provide this information. This includes specific business use cases and examples; explanations for third-party concepts; details about the data models and input and output data formats for third-party technologies; and various types of IDs, URL patterns, connection string formats, or other technical information that is specific to the third-party technologies. For more information, refer to Where Can I Find Information and Examples for Third-Party Integrations?

Contract Address

Description:
Specifies the address of the smart contract whose event logs to read.

The contract address comes from Ethereum.

Allowed Values:
A contract address from Ethereum.
Default Value:
None
Accepts Variables:
Yes
Limitations:

Some information about third-party integrations is outside the scope of the AgilePoint NX Product Documentation. It is the responsibility of the vendors who create and maintain these technologies to provide this information. This includes specific business use cases and examples; explanations for third-party concepts; details about the data models and input and output data formats for third-party technologies; and various types of IDs, URL patterns, connection string formats, or other technical information that is specific to the third-party technologies. For more information, refer to Where Can I Find Information and Examples for Third-Party Integrations?

Start Block Number

Description:
Specifies a first block number of the range to filter the event logs.

The block number comes from Ethereum.

Allowed Values:
A block number from Ethereum.
Default Value:
None
Accepts Variables:
Yes
Limitations:

Some information about third-party integrations is outside the scope of the AgilePoint NX Product Documentation. It is the responsibility of the vendors who create and maintain these technologies to provide this information. This includes specific business use cases and examples; explanations for third-party concepts; details about the data models and input and output data formats for third-party technologies; and various types of IDs, URL patterns, connection string formats, or other technical information that is specific to the third-party technologies. For more information, refer to Where Can I Find Information and Examples for Third-Party Integrations?

End Block Number

Description:
Specifies a last block number of the range to filter the event logs.

The block number comes from Ethereum.

Allowed Values:
A block number from Ethereum.
Default Value:
None
Accepts Variables:
Yes
Limitations:

Some information about third-party integrations is outside the scope of the AgilePoint NX Product Documentation. It is the responsibility of the vendors who create and maintain these technologies to provide this information. This includes specific business use cases and examples; explanations for third-party concepts; details about the data models and input and output data formats for third-party technologies; and various types of IDs, URL patterns, connection string formats, or other technical information that is specific to the third-party technologies. For more information, refer to Where Can I Find Information and Examples for Third-Party Integrations?

Map Response to Application Schema

Description:
Connects the information about the smart contract from the Ethereum data model to your process schema.
Allowed Values:
Click the Schema Mapping Schema Mapping icon button to open the Schema Mapper screen.

Use this screen to connect the request to the data model for your process.

Default Value:
None
Example:
Refer to: