On-chain investigator ZachXBT has announced a reward of up to $10,000 for information on alleged market manipulation by Hong Kong market maker Heisenberg Guru (HSBG). ZachXBT suspects HSBG of orchestrating manipulative activities on centralized exchanges, including incidents involving the $RIVER token. He has identified individuals named Sion and Chao as key members of HSBG. Evidence such as chat logs, contracts, and internal communications may be eligible for the reward. Tips can be submitted directly to ZachXBT via direct message on X.