Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,572,752",
      "signature": "0x96f67728a70ae953de4e3f4648be65bd136cb9a6721bf3be14446c75d7062491e92a4ad13b88cd37971c41cedc0dd3e0",
      "randomness": "0x9948acd16eb8e96b9fd768b4d2b24d996d54c2c03f8846ea21382643777a3103"
    }
  ],
  "blockNumber": "7,413,523"
}

{
  "Sr25519": "0x726f2e463112f6997892519be221bab311de1ca998e92b195a376621b1080d7660bf6871f45e0708c5f55e6c95ac46fbf05b7814d85007d55898d5edb8d6dc83"
}