Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,556,142",
      "signature": "0xb8441f8c508dc24ee9260b4d2404119e329a430f457eda0ab3e3537c4b15d3afea8392b22d45d7be169baba66e161457",
      "randomness": "0xcd2cc1044b2b66d0ee4615b738e766cb42affc5c8a3103ab0282b92f0a65e7de"
    }
  ],
  "blockNumber": "7,409,371"
}

{
  "Sr25519": "0xa03a11d345a3d3000077b2faf97b0d1397f0105eb4e7afc1b0a3c4cfb2685149f5dc62537e6adc774a53926033642483d6b113a4390c5e4be08e51e2e3a1a885"
}