Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,603,950",
      "signature": "0xab75c2307426c15f518d53d0f2cad530d7dab36cf5160df40609ba42a687a480bd567950bc0b857d70e9ed7ed7f82b44",
      "randomness": "0x25f469c15f786822a156388f57bcb4e94d7646011506ed56b8bc42b249d1a1ea"
    }
  ],
  "blockNumber": "7,421,304"
}

{
  "Sr25519": "0x4e67d75212bd84725882be8ac8bb09152611ecab5b20933186b423ceac083947a6f44f1839fd2f369bc610114c67c6989068505248c7b6ed9545176b52b7a98a"
}