Class TopicInfo

The information returned from the GetTopicInfo ConsensusClient method call. It represents the details concerning a Hedera Network Consensus Topic.

Inheritance

object

TopicInfo

Implements

IEquatable<TopicInfo>

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.ReferenceEquals(object, object)

object.ToString()

Namespace: Hiero

Assembly: Hiero.dll

Syntax

public sealed record TopicInfo : IEquatable<TopicInfo>

Properties

Administrator

An endorsement, when specified, can be used to authorize a modification or deletion of this topic, including control of topic lifetime extensions. Additionally, if null, any account can extend the topic lifetime.

Declaration

public Endorsement? Administrator { get; }

Property Value

Type	Description
Endorsement

AutoRenewPeriod

Incremental period for auto-renewal of the topic. If auto-renew account does not have sufficient funds to renew at the expiration time, it will be renewed for a period of time the remaining funds can support. If no funds remain, the topic will be deleted.

Declaration

public TimeSpan AutoRenewPeriod { get; }

Property Value

Type	Description
TimeSpan

Expiration

The Consensus Time after which this topic will no longer accept messages. The topic will automatically be deleted after the system defined grace period beyond the expiration time.

Declaration

public ConsensusTimeStamp Expiration { get; }

Property Value

Type	Description
ConsensusTimeStamp

Ledger

Identification of the Ledger (Network) this topic information was retrieved from.

Declaration

public BigInteger Ledger { get; }

Property Value

Type	Description
BigInteger

Memo

The memo associated with the topic instance.

Declaration

public string Memo { get; }

Property Value

Type	Description
string

Participant

Identifies the key requirements for submitting messages to this topic. If blank, any account may submit messages to this topic, otherwise they must meet the specified signing requirements.

Declaration

public Endorsement? Participant { get; }

Property Value

Type	Description
Endorsement

RenewAccount

Address of the account supporting the auto renewal of the topic at expiration time. The topic lifetime will be extended by the RenewPeriod at expiration time if this account contains sufficient funds.

Declaration

public EntityId? RenewAccount { get; }

Property Value

Type	Description
EntityId

RunningHash

A SHA-384 Running Hash of the following: Previous RunningHash, TopicId, ConsensusTimestamp, SequenceNumber and Message

Declaration

public ReadOnlyMemory<byte> RunningHash { get; }

Property Value

Type	Description
ReadOnlyMemory<byte>

SequenceNumber

The number of Messages submitted to this topic at the time of the call to Get Topic Info.

Declaration

public ulong SequenceNumber { get; }

Property Value

Type	Description
ulong

Implements

IEquatable<T>