Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,569,255",
      "signature": "0x9200bc3f7e8d0e20e4510233ad4578a5e5a56039cb487c7587e17a14f6217e6c3d006435ad42a116597ba741ede7f220",
      "randomness": "0xd7baecc1c8326d639e737f72f076211fd0762c259ca1b7db1792e43f12b0a9f2"
    }
  ],
  "blockNumber": "7,412,649"
}

{
  "Sr25519": "0xbc0e52272c369fff4ab17517086e983437257b0e250758c4d62f7c7977dd1e5f130a0eb996f344c612e3654f8daf67146a93e8a84d3751eb0378890436e23986"
}