Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,589,260",
      "signature": "0x812721868619d82618452738dcd31fa50282eb082e4d3ed8447a224078273d31b56906c1ff966b4b880965b8935f7868",
      "randomness": "0x4d36831f0ea32f4879051150f7c0779debaaf2ceee022642841508dc6bc2101a"
    }
  ],
  "blockNumber": "7,417,638"
}

{
  "Sr25519": "0x1a4809fbed46605000e0b5a967656558d2abfc2f8a344f33677b92cb9e9a6754e67f10fa9c59b84684c895cc4a4972f13e19246e1b5ee62367968c328fd5388f"
}