Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,651,950",
      "signature": "0x976e1c679ad474c0e85d1223c9891b41e87eea125e03c213f8eb09b371d78d4bff5674f70c5a724f03839af2f606d03c",
      "randomness": "0x3f8777686b181f1ea8a3b21ba64b41bd8e27ef487c1485478386d85743e92ed4"
    }
  ],
  "blockNumber": "7,433,292"
}

{
  "Sr25519": "0x906bcffeef95a5b6a67a4880fcafa96a94280080c1a1beabb8de8aa571cfa106032641303db25c6ea0c872fa75f00bc6bb4a0cd3d83396612f2600c919461586"
}