What is UMA (UMA)?
UMA is a blockchain oracle and dispute arbitration system on the Optimistic blockchain. UMA's oracle system provides data for various projects including cross-chain bridges, insurance protocols, custom derivatives, and prediction markets. Two notable projects that use UMA are Outcome, a DAO tooling platform built on UMA, and Across, a cross-chain asset bridge secured by UMA.
How UMA (UMA) Works
UMA allows contracts to quickly request and receive data information. It acts as a relayer between contracts that initiate a price request and UMA's dispute resolution system known as the Data Verification Mechanism (DVM).
When a contract requests a price, UMA sends it to the DVM. If there is a problem, the DVM proposes a vote to UMA token holders who then report the price of the asset at a specific time.
The DVM is important because it uses human judgment to make sure contracts are managed safely and correctly, especially during volatile market conditions.
The UMA protocol is powered by the native token of the same name, UMA token. It is used to vote on changes and disputes related to UMA, such as responding to price requests, approving new prices and currencies, upgrading the core DVM protocol, and stopping bad contracts. The token is important because it helps keep the smart contracts and oracle system secure. The DVM makes sure that it would cost more to cheat the system than the potential gain, and voters get rewarded with more tokens.
How Many UMA (UMA) Tokens Are in Circulation?
UMA token has a total supply of 108,858,567, among which 68,947,415 tokens are being circulated.
How to Buy UMA (UMA)
Consider investing in UMA (UMA)? It only takes 2 minutes to create an account on Bitget and start trading UMA.
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UMA (UMA) Resources
Simple 3-step guide to buying UMA today in Angola
Create your free Bitget account
Select a funding method
Complete your UMA purchase
Step 1: Create a free account on the Bitget website or the app
Step 2: Place an order for UMA using a payment method of your choice:
Buy UMA with a debit/credit card
For Visa or Mastercard, select Credit/Debit card, then click Add New Card under the "Buy" tabCredit/Debit in the Buy Crypto tab of the Bitget app
Credit/Debit in the Buy Crypto tab of the Bitget website
Select your preferred fiat currency, enter the amount you wish to spend, link your credit card, and then complete your payment with zero fees.Add a new card to complete your payment on the Bitget app
Enter your bank card details to complete your payment on the Bitget website
For Diners Club/Discover card, click Buy Crypto > [Third Party] in the top navigation bar to place your UMA order.How to buy crypto with credit/debit cardBuy UMA with Google Pay or Apple Pay
Converting your Google Pay and Apple Pay balance into UMA is easy and secure on Bitget. Simply click Buy Crypto > [Third Party] in the top navigation bar to place your UMA order.How to buy crypto via third-party gatewayBuy with bank transfer
We accept various payment methods, including iDeal and SEPA for EUR, PIX for BRL, PayID for AUD, UPI for INR, QRIS, DANA, and OVO for IDR, SPEI for MXN, and GCash for PHP. These services are facilitated by Alchemy Pay, Banxa, Mercuryo, and Simplex payment gateways. Simply select Buy Crypto > [Third Party] in the top navigation bar and select a fiat currency to place your UMA order.Buy UMA with the fiat balance in your Bitget account
You can Deposit fiat funds using Advcash, SEPA, Faster Payments, or PIX payment gateways to top up your Bitget fiat balance. Then, click Buy Crypto > [Cash conversion] in the top navigation bar to place your UMA order.P2P trading
With Bitget P2P, you can buy crypto using over 100 payment methods, including bank transfers, cash, and e-wallets like Payeer, Zelle, Perfect Money, Advcash, and Wise. Simply place an order, pay the seller, and receive your crypto. Enjoy secure transactions with escrow protection.How to buy crypto on Bitget P2P
Step 3: Monitor UMA in your Bitget spot wallet

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How to buy UMA for free
- Learn how to earn UMA for free through the Learn2Earn promotion
- Earn free UMA by inviting friends to join Bitget's Assist2Earn promotion
- Receive free UMA airdrops by joining On-going challenges and promotions

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Angola is a southern African country with terrain that extends across the tropical Atlantic beaches and a Sub-Saharan desert that extends into the border of Namibia. Angola has a population of 35,167,795. Angola had its independence on November 11, 1975, after the Angola war of independence which lasted between Feb 4, 1961 – Apr 25, 1974. Angola has beautiful side attractions such as Fortaleza de São Miguel, Miradouro da Lua, Ilha do Mussulo, Sangano Beach, Mausoleum of Agostinho Neto, and many others.
Angola's current official currency is the Angolan Kwanza (AOA). In 1999, the Kwanza was established to replace the "Kwanza Reajustado" (AOK). In less than 10 mins you can buy UMA(UMA) and other cryptocurrencies from Angola using the Bitget platform with P2P trading, crypto deposit, and third-party merchants like Apple pay and Google pay. The official language of Angola is Portuguese and the Bitget app and website are available in Portuguese.
Angola is surrounded by beautiful cities such as Luanda, N'dalatando, Huambo, and Lobito. Angola is a moderately tropical country with fresh and dry seasons throughout the year. Angola has a variety of beautiful landscapes, including the semidesert Atlantic littoral bordering Namibia's “Skeleton Coast,” the sparsely populated rainforest interior, the rugged highlands of the south, and the Cabinda exclave in the north. Whichever place you find yourself in Angola Bitget will always be the right choice for crypto trading.