Come on just open channels to nodes and push half (!on signet only!)
Find nodes here: https://mempool.space/signet/lightning
Other stuff: https://dev.blink.sv/self-host/deployment/signet
The main Blink Staging signet node is: https://mempool.space/signet/lightning/node/024e679c1a77143029b806f396f935fa6cd0744970f412667adfc75edbbab54d7a