@victorkanu1.near [Posted on DevHub](/devgovgigs.near/widget/Post?id=3034) {"title":"Understanding Transactions on the NEAR Protocol Explorer 🔎","subtitle":"","description":"","date":"2024-02-15T15:37:40.141Z","content":"## What is the NEAR Protocol Explorer?\nBefore we dive into the nitty-gritty, let’s get acquainted with the NEAR Protocol Explorer. Picture it as a high-tech crystal ball, offering a transparent view of all the activities happening on the NEAR blockchain. From transactions and accounts to contracts and changes in state, this explorer lets you peek into the blockchain’s soul without performing any dark magic. It’s user-friendly, accessible, and doesn’t require chanting in binary.\nKey Definitions to Keep in Your Toolkit\n\n**Transaction:** This is the backbone of the NEAR blockchain, a record that says, “Hey, something just happened!” Whether it’s transferring NEAR tokens, calling a smart contract, or creating a new account, transactions are the lifeblood of the blockchain’s functionality.\nAccount: Think of this as your digital identity on the NEAR platform. It’s where your tokens live and how you interact with smart contracts. Unlike traditional blockchains, NEAR accounts have human-readable names, not just a string of confusing characters.\n\n**Block:** A bundle of transactions processed and recorded together. Blocks are chained together (hence, blockchain) to create a secure and unalterable ledger of all transactions.\nGas: No, not the kind you need to fill up your car. In NEAR, gas refers to the computational effort required to execute transactions. Think of it as the “fuel” for the blockchain.\n\n**Smart Contract:** A self-executing contract with the terms of the agreement directly written into lines of code. It’s like a vending machine for transactions: input your request, and the contract automatically executes the agreed-upon outcome.\n\n### Reading a Transaction: Step-by-Step\n\n**1. Finding the Transaction**\nStart your journey on the NEAR Protocol Explorer homepage. Here, you can search for a specific transaction by its hash (a unique identifier), or you can browse through blocks to discover recent transactions. It’s like being a blockchain detective, looking for clues in a digital landscape.\n\n**2. Analyzing the Transaction Details**\nOnce you’ve clicked on a transaction, you’ll be greeted with a plethora of details. Here’s how to make sense of them:\n\n- **Transaction Hash:** The unique identifier for this transaction. It’s like a fingerprint but for digital actions.\n\n- **Sender:** The account that initiated the transaction. Think of it as the “from” address in a digital checkbook.\n\n- **Receiver:** The account receiving the transaction. This could be another user or a smart contract.\n\n- **Status:** Whether the transaction succeeded, failed, or is still pending. It’s the blockchain’s version of a delivery confirmation.\n\n- **Timestamp:** The exact moment the transaction was processed—a digital timestamp for your blockchain activities.\n\n- **Gas Used:** This tells you how much computational effort was required to execute the transaction. It’s like the receipt for the fuel your transaction consumed.\n\n**3. Understanding the Transaction Type**\nTransactions on NEAR can be as simple as transferring tokens or as complex as deploying a smart contract. By examining the transaction details, you can understand what action was performed. Each type has nuances, but the explorer provides clear descriptions to guide you through.\n\n### Execution Details: A Closer Look\n\nWhen a transaction is submitted to the NEAR blockchain, it goes through several steps:\nValidation: Think of this as the entrance exam for your transaction. NEAR checks if your transaction has a valid signature (like a correct password) and if you have enough balance to pay for the transaction’s gas cost (like checking if you have enough fuel in your car).\n\n**Routing:** Your transaction then takes a trip to its designated shard. NEAR uses sharding to split the network into manageable pieces, making everything faster and more scalable.\n\n**Execution:** This is where the magic happens. The NEAR network processes it according to what your transaction aims to do (like transferring tokens or executing a smart contract). This processing involves running the specific code of your transaction and updating the blockchain’s state to reflect the change.\n\nThe execution detail of a transaction, therefore, encompasses the steps taken by the blockchain to validate, route, and execute the transaction, including any changes made to the state and the computational resources consumed to perform these actions.\n\n### Tips for the Novice NEAR Explorer Detective\n\n- **Keep It Simple:** Start with basic transactions, like transfers, to familiarize yourself with the explorer’s layout.\n\n- **Use Filters:** Leverage the explorer’s filtering tools to narrow your search. It’s like using a magnifying glass to find the necessary clue.\n\n- **Explore Smart Contracts:** Be bold and dive into smart contract transactions. They offer a fascinating glimpse into the programmable side of NEAR.\n\nCongratulations! You’ve just decrypted the basics of reading and understanding transactions on the NEAR Protocol Explorer.\n\n### One More Byte: Understanding Gas\n\n**Gas** is essentially the fuel that powers transactions on NEAR. It covers the computational efforts required to validate, route, and execute transactions. Here’s a breakdown:\n\n**Purpose:** Gas limits the work needed to process transactions, protects the network from potential abuse, and ensures a fair resource allocation among users. This fee is paid to validators as a reward for processing transactions and securing the network.\n\n**Gas Price:** The cost of gas varies based on network demand and is set by validators. You can think of it as surge pricing in ride-sharing apps, where the cost increases with demand.\n\n**Gas Limit:** When you initiate a transaction, you’ll set a maximum gas limit you’re willing to use. It’s a way to control your spending and avoid unexpected costs. The default is often 300 Tgas.\n\n**Gas Usage and Refunds**\nAfter executing your transaction, the actual gas used is tallied up. If it’s less than your limit, NEAR refunds the difference. This process makes transactions efficient and economical, as you only pay for the resources you use.\n\n### For Users and Developers\n\n- Users should learn to adjust gas limits and prices to optimize their transaction costs.\n\n- Developers need to write gas-efficient code, especially for complex operations that could guzzle up computational resources. 30% of gas fees spent on the contract execution will go to a contract’s account itself; simply using it will bring some income. Due to the cheap gas cost, this will make a significant impact only for the most popular and often-called contracts, but it’s nice to have such an option nonetheless.\n\n","author":"@Joe.readylayerone ","category":"guide"}