Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,539,948",
      "signature": "0x803f1961c9c5db091ca77b8e38d9c465e683174f5e26759da990850d309fd09ffe329d7676a95392c27771ab4b2120c8",
      "randomness": "0x53b73e137c7a4421791c567d04f29be4c16b52a0b64fc141206f0213db7318ed"
    }
  ],
  "blockNumber": "7,405,323"
}

{
  "Sr25519": "0xf4cdd0ff2932d998ea90f9a12442ae595cbab34a44657f76b87cb8ca47c64e4150fc8c24af0e24410ca398d3d5f1128e90173aeb12c53855785e6b364b33b984"
}