{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to check the balance in a blockchain?","a":"To query the balance in a blockchain, you need to use Bitcoin API (Application Programming Interface) services. First, choose a Bitcoin API provider such as Tokenview, Blockchain, Coinbase, etc. Taking Tokenview as an example,  you need to register an account on its website and obtain an API Key. After logging in, you can access the API documentation to learn how to call the interface.↵↵To query the balance of a Bitcoin address, you can use the API interface for Bitcoin address balance. Here's an example of an API request to get the Bitcoin balance:↵↵```↵https://api.tokenview.com/api/v3/address/balance?"}]}],"pr":"7c3ce3d9e64bd94c71b953f86f3e1b136717dd22a71fc3108a3717063ae2eb56"}