Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,566,462",
      "signature": "0x89e2b554f331c08d4cbc3ba95c4593f76ca9cc51f641105231c25fd10b6c4ac2667a30044662db5717a2f33cc9c90965",
      "randomness": "0xe43686e543cc28ed401fccce62af217da4f9089514e8e4ddc0a78800037a6581"
    }
  ],
  "blockNumber": "7,411,951"
}

{
  "Sr25519": "0x16c370e2c6fd9b196bcc9d325757aaac262250f42caa768a8608314e9d25f7457dbd3a62971ebd16b2b1031366e531b68262c1631522fb0d21f06db6b8b44586"
}