Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,569,350",
      "signature": "0xb8143a7b34100e1852977e1c1374e2c8cf93273106cd5ace5227be6d2976b53fdc0c1f5c3bb8b2556bb3e59b2955f6a7",
      "randomness": "0x355d46209f130092df44cea840fff79bb15b367d7e96976fbbd534094a7f4fb3"
    }
  ],
  "blockNumber": "7,412,673"
}

{
  "Sr25519": "0x409b466e863666a6a7fc7c9f0e58873a5b1e63d8f57a8f4a18f191cca933ca466702e49af7489eacd7502b074ad2df4369824b1819dccac7b2948bf5f9c1f98f"
}