Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,549,632",
      "signature": "0x99c11cc1b24a287ee71eebc4b12a3bb75419317656e2c6ef4bb5802d2b406c2f0e972c398b5c197ee2f18c40df49604c",
      "randomness": "0x0b09a51b78d01294a13b9aa995697ca5648137168e385480398c3a70ccbd79ad"
    }
  ],
  "blockNumber": "7,407,743"
}

{
  "Sr25519": "0xb42d1e4e579af7d25b26555219aaae928c82c28fe5ccc94c08d683109f24015b2cc1c0c4172a14d19e5802837cf6196c79bc1f95cb85422645de60ccdc080d89"
}