Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,642,272",
      "signature": "0x82fbbda9829011b299d6d64722cec25c2ea8e5cfbacaf9ba6f5a02c6d2d2daa4e06fc50cdeb646b9bc990272b23e43d0",
      "randomness": "0x3587948084525d19b4035a88dea210cf28585ca76c6df9536bef6dc961c01680"
    }
  ],
  "blockNumber": "7,430,872"
}

{
  "Sr25519": "0xf23dfbdd41f7d53f99b4fc0cf64f7fe5c39571b6d05bdb5b8a0ebf702c5c2949415f7b42a3197f32042ceb1cdf801941026954dc61212cf60c79f59660128580"
}