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Explore & Design Develop & Integrate Changelog Embedded Wallet Guides Embedded Wallet API

API Reference Try in Sandbox

Develop & Integrate

API Reference Try in Sandbox

Explore & Design Develop & Integrate Changelog Embedded Wallet Guides Embedded Wallet API

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Introduction

API Overview
REST API Guide
Authenticate
API Idempotency
Rate Limiting
Transaction Sources & Destinations

Errors & Data Objects

API responses and error codes
Transaction Statuses
- Statuses
- Sub-Statuses
Data Objects
Handle API Errors

SDKs & Dev Tools

Quickstart
SDK Migration Guide
Postman Guide
TypeScript SDK
Python SDK
Java SDK
JS SDK (Legacy)
Python SDK (Legacy)
EVM Web3 Provider
EVM Local JSON RPC
Fireblocks Hardhat Plugin
Solana Web3 Connection Adapter
Hedera Token Service SDK

Demo Apps

Retail Demo Application

Webhooks

Overview
Getting started
- Configuring webhooks
- Validating webhook events
Resending & troubleshooting webhook notifications
IP allowlisting
Webhook & notification structures
Best practices for webhooks
Webhooks v1

Manage Your Workspace

Create API keys
Configure Policies

Manage Wallets

Create Vault Accounts
Create Vault Wallets
Create Omnibus Structure

Manage Transactions

Create Transactions
Boost Transactions
Sweep to Omnibus
Select UTXOs
Consolidate UTXOs
Monitoring Transaction Statuses

Manage Transaction Fees

Configure Gas Station
Estimate Transaction Fee

Manage Treasury

Execute Smart Transfers
Stake Assets
Connect to Exchanges & Fiat Providers

Comply with regulation

Travel Rule with Notabene - Validate Travel Rule
How to Use Fireblocks TypeScript SDK with Travel Rule Messages
Travel Rule Link (TRLink) Integration Guide

Manage Smart Contracts

Upload Contract Template
Deploying and Interacting with Solana Tokens
Issue New ERC20F Tokens
Setting Up Roles in ERC20F Tokens
Operational Guide for ERC20F Token
Issue new ERC721F/ERC1155F Tokens
Interact with Solana Programs
SDK - Multichain Deployment
Bridging ERC20F Tokens with LayerZero Adapters

Manage Assets

List Supported Assets
Add Tokens
Manage NFTs

Sign Offchain Messages

Typed Message Signing
RAW Signing
- Structure the API Call
- Code Examples
Caching Signatures

Automate Flows

Set API Co-Signer Callback Handler
- Authenticating the Callback Handler Request
API Co-signer Management

Create Payments

Execute Payouts
Create Payment Flows

Fireblocks API

Add an asset to an internal wallet

post

https://api.fireblocks.io/v1/internal_wallets/{walletId}/{assetId}

Adds an asset to an existing internal wallet.

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