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Private network API objects
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Besu private network API objects reference
private networks

Private network API objects

The following objects are parameters for or returned by Besu private network API methods.

:::caution Important

This reference contains API objects that apply to only private networks. For API objects that apply to both private and public networks, see the public network API objects reference.

:::

Private transaction object

Returned by priv_getPrivateTransaction.

Key Type Value
from Data, 20 bytes Address of the sender.
gas Quantity Gas provided by the sender.
gasPrice Quantity Gas price, in Wei, provided by the sender.
input Data The data to create or invoke a contract.
nonce Quantity Number of transactions made by the sender to the privacy group before this one.
to Data, 20 bytes null if a contract creation transaction, otherwise, the contract address.
value Quantity null because private transactions cannot transfer Ether.
v Quantity ECDSA Recovery ID.
r Data, 32 bytes ECDSA signature r.
s Data, 32 bytes ECDSA signature s.
privateFrom Data, 32 bytes Tessera public key of the sender.
privateFor Array of Data, 32 bytes each Tessera public keys of recipients. Not returned if using privacyGroupId to send the transaction.
privacyGroupId Data, 32 bytes Tessera privacy group ID of recipients. Not returned if using privateFor to send the transaction.
restriction String Must be restricted.

Private transaction receipt object

Returned by priv_getTransactionReceipt.

Key Type Value
blockHash Data, 32 bytes Hash of block containing this transaction.
blockNumber Quantity Block number of block containing this transaction.
contractAddress Data, 20 bytes Contract address created if a contract creation transaction, otherwise, null. A failed contract creation transaction still produces a contract address value.
from Data, 20 bytes Address of the sender.
logs Array Array of log objects generated by this private transaction.
to Data, 20 bytes Address of the receiver, if sending ether, otherwise, null.
transactionIndex Quantity, Integer Index position of transaction in the block.
revertReason String ABI-encoded string that displays the reason for reverting the transaction. Only available if revert reason is enabled.
output Data RLP-encoded return value of a contract call if a value returns, otherwise, null.
commitmentHash Data, 32 bytes Hash of the privacy marker transaction.
status Quantity Either 0x1 (success) or 0x0 (failure).
privateFrom Data, 32 bytes Tessera public key of the sender.
privateFor or privacyGroupId Array or Data, 32 bytes Tessera public keys or privacy group ID of the recipients.
logsBloom Data, 256 bytes Bloom filter for light clients to quickly retrieve related logs.