Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,573,710",
      "signature": "0x9115f216f8080321fff70e19d011abba3fdb5754772c14d8ef165d18e450032defdb8c7dc12b9f8a397603a1f33e069c",
      "randomness": "0xe5d029f5f170d4673a6b585a1357653c8d363eb00437fba3cbf23bc9b77431b3"
    }
  ],
  "blockNumber": "7,413,763"
}

{
  "Sr25519": "0x0e386026478c37540870f8fead3fdedc1843a18a509a41b673b865ff86ca3168951facdeeeccfdd5541298fce0f9dc180b9f2b1b7eaf46863d26d616335dfc84"
}