Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,662,109",
      "signature": "0xa98e24825b0b74fccdea0a43d017fde957e4801c46483e6640eb2427dafe9beb61669c01402d2d2b5d03b7f99110c0bf",
      "randomness": "0x8d011171122874c1986f5db01eba86f8e0e017d96afe4c143541df3575239e93"
    }
  ],
  "blockNumber": "7,435,826"
}

{
  "Sr25519": "0xe01c2d72b7c63c296d3b55f7ede0af97a03b3647331e619cb21c2ed1ca912451231a6cd31f84d4256a9f38b45d3d25843570df54ab13e509d4b16a06d40a0a8c"
}