Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,555,312",
      "signature": "0x8e100dacb1cb7dc83d191ad026d052e529598a0e7909b20fc87921159094a7d010067140c9199daad51df210d1972c5a",
      "randomness": "0x7f342e6bae6099ebace39e50116e83079a68adc08021844a4c07e2e152140cc9"
    }
  ],
  "blockNumber": "7,409,163"
}

{
  "Sr25519": "0x3ee42093c96586abc88d523280f49c5442500b2026e1f9074a4126e87c9c7e510c1bba81475de6f07ae3c15a8611669bbee0806e2fa539fe3723905a43a01e83"
}