Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,549,900",
      "signature": "0xaa4754b13636db672236cc91959da775ad40c7aea803ecc1e707daf57339f006d739e1205f2633f766c185cb055ce1b8",
      "randomness": "0xfc17712f5049e9313dd1ad3a5b94dd0d95b153f10dfc06a197eb5a97499198c7"
    }
  ],
  "blockNumber": "7,407,811"
}

{
  "Sr25519": "0x721fb7d56504393d4a687a3ea81254b8a64a546f6203703470154b56e8595879769db2974f7f60fafabe126c302730e0001da3d3bf3e250a70968d317aa7c68a"
}