Examples
Subscriptions
Subscribe to Blockchain Events
You can subscribe to different blockchain events in real time using subscription endpoints. Use filters to listen for particular contract addresses, account addresses, and/or token IDs.
Subscribing to Events
Sequence Indexer SubscribeEvents
Method:
- Request:
POST /rpc/Indexer/SubscribeEvents
- Content-Type:
application/json
- Body (in JSON):
Filters
([]object) — an array of filterscontractAddresses
([]string) — a ERC20 / ERC721 / ERC1155 contract addressaccounts
([]string) — wallet addressestokenIDs
([]int) optional — an array of token idsevents
([]string) — an array of event namestopicHashes
([]string) — an array of topic hashes
One of contractAddresses
, accounts
must be provided in the filter.
Subscribing to Balance Updates
Sequence Indexer SubscribeBalanceUpdates
Method:
Subscribing to Receipts
Sequence Indexer SubscribeBalanceUpdates
Method:
Example SubscribeEvents
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