GetBlockHeaderByHeight Access API Method

Parameters

Height

integer

REQUIRED

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Returns

block

object

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id

string

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parent_id

string

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height

integer

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timestamp

object

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seconds

integer

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nanos

integer

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payload_hash

string

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view

integer

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parent_voter_ids

string

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parent_voter_sig_data

string

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proposer_id

string

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proposer_sig_data

string

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chain_id

string

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parent_voter_indices

string

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Request

1
package main
2

3
import (
4
	"context"
5
	"fmt"
6
	"log"
7

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	"github.com/onflow/flow/protobuf/go/flow/access"
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)
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func main() {
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	// Requires authenticating before making the request. Refer to Intro Page on how Authentication can be done.
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	client, err := getAccessClientWithBasicAuth("ENDPOINT-NAME", "TOKEN_GOES_HERE")
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	ctx := context.Background()
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	if err != nil {
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		log.Fatalf("err: %v", err)
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	}
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	// Get Block Header by height
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	headerResp, err := client.GetBlockHeaderByHeight(ctx, &access.GetBlockHeaderByHeightRequest{Height: 54702736})
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	if err != nil {
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		log.Fatal("Get Block Header by height failed: ", err)
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	}
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	fmt.Printf("latest block header ID: %x \n", headerResp.Block.Id)
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}

1
package main
2

3
import (
4
	"context"
5
	"fmt"
6
	"log"
7

8
	"github.com/onflow/flow/protobuf/go/flow/access"
9
)
10

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func main() {
12

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	// Requires authenticating before making the request. Refer to Intro Page on how Authentication can be done.
14
	client, err := getAccessClientWithBasicAuth("ENDPOINT-NAME", "TOKEN_GOES_HERE")
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	ctx := context.Background()
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	if err != nil {
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		log.Fatalf("err: %v", err)
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	}
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	// Get Block Header by height
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	headerResp, err := client.GetBlockHeaderByHeight(ctx, &access.GetBlockHeaderByHeightRequest{Height: 54702736})
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	if err != nil {
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		log.Fatal("Get Block Header by height failed: ", err)
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	}
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	fmt.Printf("latest block header ID: %x \n", headerResp.Block.Id)
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}

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