Path Parameters

chainName

string

REQUIRED

The name of the blockchain to query

topicHash

string

REQUIRED

The topic hash for which to query event logs

Query Parameters

starting-block

integer

The starting block number for the query

ending-block

string

The ending block number for the query

secondary-topics

string

The secondary topic hashes to filter the events

page-size

integer

The number of items to return per page

page-number

integer

The page number to retrieve

Returns

data

object

The data object which contains the following fields:

updated_at

string

The timestamp of the last update for this data

chain_id

integer

The ID of the blockchain network

chain_name

string

The name of the blockchain

items

array

An array containing details about the block transactions and logs

block_signed_at

string

The timestamp when the block was signed

block_height

integer

The height of the block

tx_offset

integer

The offset of the transaction in the block

log_offset

integer

The offset of the log within the transaction

tx_hash

string

The transaction hash associated with the log

raw_log_topics

array

The raw log topics for the event

sender_contract_decimals

integer

The number of decimals for the sender contract (if applicable)

sender_name

string

The name of the sender contract

sender_contract_ticker_symbol

string

The ticker symbol for the sender contract

sender_address

string

The blockchain address of the sender

sender_address_label

string

A label or identifier for the sender address

sender_logo_url

string

The URL of the logo associated with the sender address

supports_erc

array

The list of supported ERC standards for the sender contract

sender_factory_address

string

The address of the contract factory that created the sender contract

raw_log_data

string

The raw data of the log

decoded

object

The decoded log event data

name

string

The name of the event

signature

string

The event's signature

params

array

An array of parameters for the event

name

string

The name of the parameter

type

string

The data type of the parameter

indexed

boolean

Indicates whether the parameter is indexed

decoded

boolean

Indicates whether the parameter has been decoded

value

string

The value of the parameter

pagination

object

Details about the pagination of the response

has_more

boolean

Indicates whether more results are available

page_number

integer

The current page number

page_size

integer

The number of results per page

total_count

integer

The total number of results available

Request

1
curl --location 'https://api.covalenthq.com/v1/base-mainnet/events/topics/0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef/?starting-block=21414186&ending-block=21414187' \
2
--header 'Content-Type: application/json' \
3
--header 'Authorization: Bearer YOUR_API_KEY'

1
curl --location 'https://api.covalenthq.com/v1/base-mainnet/events/topics/0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef/?starting-block=21414186&ending-block=21414187' \
2
--header 'Content-Type: application/json' \
3
--header 'Authorization: Bearer YOUR_API_KEY'

1
const myHeaders = new Headers();
2
myHeaders.append("Content-Type", "application/json");
3
myHeaders.append("Authorization", "Bearer YOUR_API_KEY");
4

5
const requestOptions = {
6
  method: "GET",
7
  headers: myHeaders,
8
  redirect: "follow"
9
};
10

11
fetch("https://api.covalenthq.com/v1/base-mainnet/events/topics/0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef/?starting-block=21414186&ending-block=21414187", requestOptions)
12
  .then((response) => response.text())
13
  .then((result) => console.log(result))
14
  .catch((error) => console.error(error));

1
const myHeaders = new Headers();
2
myHeaders.append("Content-Type", "application/json");
3
myHeaders.append("Authorization", "Bearer YOUR_API_KEY");
4

5
const requestOptions = {
6
  method: "GET",
7
  headers: myHeaders,
8
  redirect: "follow"
9
};
10

11
fetch("https://api.covalenthq.com/v1/base-mainnet/events/topics/0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef/?starting-block=21414186&ending-block=21414187", requestOptions)
12
  .then((response) => response.text())
13
  .then((result) => console.log(result))
14
  .catch((error) => console.error(error));

1
import requests
2
import json
3

4
url = "https://api.covalenthq.com/v1/base-mainnet/events/topics/0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef/?starting-block=21414186&ending-block=21414187"
5

6
payload = {}
7
headers = {
8
  'Content-Type': 'application/json',
9
  'Authorization': 'Bearer YOUR_API_KEY'
10
}
11

12
response = requests.request("GET", url, headers=headers, data=payload)
13

14
print(response.text)
15

1
import requests
2
import json
3

4
url = "https://api.covalenthq.com/v1/base-mainnet/events/topics/0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef/?starting-block=21414186&ending-block=21414187"
5

6
payload = {}
7
headers = {
8
  'Content-Type': 'application/json',
9
  'Authorization': 'Bearer YOUR_API_KEY'
10
}
11

12
response = requests.request("GET", url, headers=headers, data=payload)
13

14
print(response.text)
15

1
require "uri"
2
require "json"
3
require "net/http"
4

5
url = URI("https://api.covalenthq.com/v1/base-mainnet/events/topics/0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef/?starting-block=21414186&ending-block=21414187")
6

7
https = Net::HTTP.new(url.host, url.port)
8
https.use_ssl = true
9

10
request = Net::HTTP::Get.new(url)
11
request["Content-Type"] = "application/json"
12
request["Authorization"] = "Bearer YOUR_API_KEY"
13

14
response = https.request(request)
15
puts response.read_body
16

1
require "uri"
2
require "json"
3
require "net/http"
4

5
url = URI("https://api.covalenthq.com/v1/base-mainnet/events/topics/0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef/?starting-block=21414186&ending-block=21414187")
6

7
https = Net::HTTP.new(url.host, url.port)
8
https.use_ssl = true
9

10
request = Net::HTTP::Get.new(url)
11
request["Content-Type"] = "application/json"
12
request["Authorization"] = "Bearer YOUR_API_KEY"
13

14
response = https.request(request)
15
puts response.read_body
16

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