{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How are blocks formed and confirmed in a blockchain?","a":"Node Validation：After receiving the transaction information，the nodes in the network perform validation to ensure the validity and legality of the transaction. Once the validation is passed，the transaction is incorporated into  a pending transaction pool."}]}],"pr":"dcbc0838944107f73844824a5085f7d2f2939af3bd89e1f036f59df539e2aa62"}