Skip to content
by Unity Nodes
docs.near.orgapi reference › post block effects

Post block effects

Updated 04-11-2026

POST /block_effects Returns changes in block for given block height or hash over all transactions for all the types. Includes changes like account_touched, access_key_touched, data_touched, contract_code_touched.

Request body (application/json):

  • id (string): JSON-RPC request id. Auto-populated; can be any string.
  • jsonrpc (string): JSON-RPC protocol version. Always 2.0. one of 2.0
  • method (string, required): one of block_effects
  • params (object, required): one of block_id:
    • block_id (required): one of block_height: integer CryptoHash: string finality:
    • finality (string, required): Different types of finality. one of optimistic, near-final, final sync_checkpoint:
    • sync_checkpoint (string, required): one of genesis, earliest_available

Responses: 200: no description result: - result (object, required) - block_hash (string, required) - changes (array of StateChangeKindView, required) error: - error (required): one of name, cause: object name, cause: object name, cause: object