encodeTransactionPayload

Encodes a transaction payload for signing.

This function takes a transaction object and encodes it into a format suitable for signing. The encoded payload contains all the transaction details except for the signatures.

Import

You can import the entire package and access the function:

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import * as sdk from "@onflow/sdk"

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sdk.encodeTransactionPayload(tx)

Or import directly the specific function:

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import { encodeTransactionPayload } from "@onflow/sdk"

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encodeTransactionPayload(tx)

Usage

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import * as fcl from "@onflow/fcl";

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import { encodeTransactionPayload } from "@onflow/sdk"

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// Build a transaction

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const transaction = await fcl.build([

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fcl.transaction`

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transaction(amount: UFix64) {

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prepare(account: AuthAccount) {

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log("Transferring: ".concat(amount.toString()))

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}

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}

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`,

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fcl.args([fcl.arg("10.0", fcl.t.UFix64)]),

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fcl.proposer(proposerAuthz),

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fcl.payer(payerAuthz),

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fcl.authorizations([authorizerAuthz]),

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fcl.limit(100)

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]);

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// Encode the transaction payload for signing

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const encodedPayload = encodeTransactionPayload(transaction);

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console.log("Encoded payload:", encodedPayload);

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// Returns a hex string like "f90145b90140..."

Parameters

tx

• Type: Transaction
• Description: The transaction object to encode

Returns

string

A hex-encoded string representing the transaction payload

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