Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,602,150",
      "signature": "0xa7308ed37fdb6db2f4fd5a9b832d6af0c9a135f321c3cfc15a2c61ee6d66cf07d29ca6477aaa2f18d805055528954098",
      "randomness": "0x00075f7516375aa0afa62e9f9af797d0a18f6934a4989dac98e529385639536e"
    }
  ],
  "blockNumber": "7,420,854"
}

{
  "Sr25519": "0x72419788eb24be19b808898491adf28b9d02b38af3ea8e04f6db62321b03433136e4ac79717c8effae2ce38a75027f6f5fc94a9bd72b8ca66fce314d8f5b458e"
}