Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,546,431",
      "signature": "0x840114e87257d688adbcf6d5cea5103c249a84996683e72f37ccba50aecc1080833e3e5a47932a47ed3c8400823d4e5c",
      "randomness": "0xfd81ee8a99f5bbe239526fe90efae66daad6528bb14730935d3398409856d328"
    }
  ],
  "blockNumber": "7,406,943"
}

{
  "Sr25519": "0x1ef603829162aa06675558d3b7622534c2992f455fc79f958e1081990076750d0876a6735a17f24d0acdcb09bee5941804890295960708c9ba80944c5895a588"
}