Abstract: A method includes generating a media object; associating the media object with a trigger action; monitoring user activity of a user to detect an occurrence of the trigger action by the user; in response to detection of the occurrence of the trigger action by the user, modifying the media object to generate a modified media object; minting the modified media object as a non-fungible token (NFT) on a blockchain network; associating a dynamic value with the NFT, the dynamic value configured to change as a function of at least time according to an algorithm; providing the NFT to the user; in response to the user initiating redemption of the NFT in connection with an electronic payment transaction having a transaction amount, determining the dynamic value of the NFT based on the algorithm; and processing the electronic payment transaction by applying the dynamic value to the transaction amount.

Abstract: The invention provides a kind of phycocyanin taro ball and preparation method thereof, consisting of the following components in parts by mass: 0.5-2 parts of phycocyanin powder, 45-55 parts of acetic acid-chitosan solution, 50-150 parts of sodium alginate solution, 200-300 parts of taro, 20-30 parts of granulated sugar, 100-200 parts of tapioca starch. The invention adds sodium alginate and chitosan in the preparation process to enhance the flexibility of taro balls, and with the health effects of non-toxic, antioxidant, anti-inflammatory, anti-cancer, hepatoprotective and immunity-enhancing of phycocyanin. Therefore, the phycocyanin taro balls provided by the invention is a kind of food with health care function. The invention not only improves the nutritional value of taro balls, but also increases the market popularity of phycocyanin.