PBR is the native token of the Polkabridge platform, which aims to provide a cross-chain bridge that enables seamless and secure communication between different blockchain networks. Polkabridge's mission is to enhance the interoperability of decentralized blockchain networks, allowing for more efficient and streamlined transactions. PBR tokens serve as the backbone of the Polkabridge ecosystem, allowing users to pay for various services within the platform such as transaction fees, liquidity provision, and staking. PBR can also be used as a means of exchange within the platform, incentivizing holders to participate in the ecosystem and maintain liquidity. Another unique feature of PBR is its use in the community governance process. PBR holders can take part in decision-making processes around the development and direction of the platform, giving them a strong voice in the Polkabridge ecosystem's development. In conclusion, PBR plays a critical role in the Polkabridge ecosystem, facilitating seamless communication between different blockchain networks while providing a means of exchange and governance functions."