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Get Tokens or Transactions

{% content-ref url="../../../block-explorers/block-explorer-and-api-keys.md" %} block-explorer-and-api-keys.md {% endcontent-ref %}

GetTokensBlocking

given the BlockScout REST API base url and the account address (hexadecimal), it will return the list of all owned tokens (ref: https://cronos.org/explorer/testnet3/api-docs)

  • Blockscout Base Url: the base url of the BlockScout API (e.g. https://cronos.org/explorer/api)
  • Account Address: the account address to query
  • Output: the output of the query
  • Success: success of the query
  • Output Message: error message of the query

GetTokenTransfersBlocking

given the BlockScout REST API base url and the account address (hexadecimal; required) and optional contract address (hexadecimal; optional -- it can be empty if the option is ByAddress), it will return all the token transfers (ERC20, ERC721... in the newer BlockScout releases, also ERC1155) (ref: https://cronos.org/explorer/testnet3/api-docs)

NOTE: QueryOption::ByContract is not supported by BlockScout

  • Blockscout Base Url: the base url of the BlockScout API (e.g. https://cronos.org/explorer/api)
  • Address: the account address to query
  • Contract Address: the contract address to query
  • Option: the query option
  • Output: the output of the query
  • Success: success of the query
  • Output Message: error message of the query */

GetTransactionHistoryBlocking

crono-scan api, get transaction history

  • Address: the address to query
  • Apikey: the api key
  • Output: the output of the query
  • Success: success of the query
  • Output Message: error message of the query

GetErc20TransferHistoryBlocking

crono-scan api, get erc20 transaction history

  • Address: the address to query
  • Contract Address: the contract address to query
  • Option: the query option
  • Api Key: the api key
  • Output: the output of the query
  • Success: success of the query
  • Output Message: error message of the query

GetErc721TransferHistoryBlocking

crono-scan api, get erc721 transaction history

returns the ERC721 transfers of a given address of a given contract.

(address can be empty if option is ByContract)

default option is by address

  • Address: the address to query
  • Contract Address: the contract address to query
  • Option: the query option
  • Api Key: the api key
  • Output: the output of the query
  • Success: success of the query
  • Output Message: error message of the query