Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,594,189",
      "signature": "0xa613d3a497c9c4750a229f68bbee15e69eb667fa9e8db57a93a626cf694b1256f16d23604a1e3e5e806a9ba321806207",
      "randomness": "0x0442ac859a8144119aeb4d82057562282f0de21216ddc6351a17c55e815cb5d0"
    }
  ],
  "blockNumber": "7,418,864"
}

{
  "Sr25519": "0x900cd44be6554664c41f94f7b30b0007189fc2d383c08cc899ede98115e97348cb3f629203de12021d9efb672738b8f0d6132dd41afe7e4dcd231ca9be10b58d"
}