Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,550,639",
      "signature": "0x897a70a6a87adb84342bb0be722cef15e8de9009d562c958bc4b1e650ca1f1a9246f781a201dfc443d5c64b7d2e3261f",
      "randomness": "0x0b00855e5d12bf8fc39031b0ec301922f369c53e4ce53a31f3d1fa18582ce80c"
    }
  ],
  "blockNumber": "7,407,995"
}

{
  "Sr25519": "0x428d74d844b74a5c5cbdcc68a3f4dc9da94398aa52589d3791e087813304037497db65764dc2b8c740353955721c807a68e5dc3bad75b6dcc9221eef08cd4389"
}