Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,603,629",
      "signature": "0x806ec4a57f0e0678169c8694f59d78813a6dd78cf8ee61e3951cf48f3d15d8dcfbae07a0d9c4e63cbff1ff750d6b7e66",
      "randomness": "0xfe027744db8b40869065faf63496bf6531eec47febf99a56f7e2af1c62191920"
    }
  ],
  "blockNumber": "7,421,224"
}

{
  "Sr25519": "0x34ce7a563a434927464019dd20adc40d13d801db57a6e8ae20bbf2b25adc64127ae4c2b8856112a2bdba02de4d3c0e866b32563192bc39640bb405b7e3c4e380"
}