Write Pulse

{
  "public": {
    "Sr25519": "0xc410da2eb5c6384db3dfe5239e144da4f63ceaa585bcb7bea113cd12c9515850"
  },
  "pulses": [
    {
      "round": "25,637,724",
      "signature": "0x90198eb3ea3f81fc0d90546377fcf555e744a4fcaac2c2106247c2434cbb56546465d33e123a81d3aa46718cbb30b821",
      "randomness": "0xb6e856aff383017e691395633593e5044bd8a446cabf7a8a592d3d57f168f13f"
    }
  ],
  "blockNumber": "7,429,745"
}

{
  "Sr25519": "0x789d599ea7868d47bd87238ea4152bad4253689d81327a37294f48aa070d785c46ef72e35a53823563aee82738203ac03c1bc2690aec5191ced544aa78715d8a"
}