Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,582,030",
      "signature": "0xb657323a1acb7e13645eff4b2f8b399ebda568fe7e9503625825c46036bc2229be5d6592b96e396fcfbbd1b8e932d5d9",
      "randomness": "0xd5dcf12305445f859a1200aeac6dc5e417acf57de9cb5111ad43abec7acffdb1"
    }
  ],
  "blockNumber": "7,415,830"
}

{
  "Sr25519": "0x1c19e4e776d66a9d7bacb36d2b90f929802dc4fe619ecf1259be9ffa07149d0c91d3982dcb280c01307000ec96304d87b873e19a2f6a8c241e35219f6a8fd783"
}