Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,577,712",
      "signature": "0xa25ef360f99ab0c272fc275832a7469d1e0173720fc19b75d5dbebc72bb5ef70ccee79e3ef0f8a169f4d0e1b8818d1e1",
      "randomness": "0xc542eadb4e84e98dce1e385bcfdc30b84bf53e08e05c68163db7bbe6867b2de3"
    }
  ],
  "blockNumber": "7,414,763"
}

{
  "Sr25519": "0x90bcbe3597f0fdc89ae738fe9bbe67d9d85b86ec2a715ec6c256afe4241a9d4de24a97e988b84753273168b2f3ebb565c6ebea4accee11490f73e9414ba75482"
}