Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,574,590",
      "signature": "0x9140528fcfe1f0ff1b451d8371e56460278e4ae12ca1ad626d92d539f69be069c34be0fc84996d4a870b6d9c060e2f22",
      "randomness": "0xbd57f279c57ab4b5d89ece6377003c3f15aac2939b7e4a1ae8522be47e7af15e"
    }
  ],
  "blockNumber": "7,413,983"
}

{
  "Sr25519": "0x221ceeb88e73795c7901793d4ce395dab0045a39ada81bb4adc189aaff188545a89763c75bce6af2d7bef936061d3abcb30cb791ffef0e9b97f6a1356d1f1c85"
}