Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,581,869",
      "signature": "0x8bf40bab2061bef36eafd5d3327cf3ae6fe82979f032c2764375325f7a50435cc910106325895e84d4ed43200e8a2b1b",
      "randomness": "0xe8674c14a2a9785ebc65f481848ebd402501f2d4731f15e1248c850f68478ed3"
    }
  ],
  "blockNumber": "7,415,790"
}

{
  "Sr25519": "0xee654b07572669b0eaf17d5fbdbd41a45e0800bb80b3665f70c12fa1cb8ccd33a839625b76ef603a8ac87adf28754754d2e651bad3517ea07eb927069f002885"
}