Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,570,190",
      "signature": "0xb19fec114f7fa7ed53e3b4ba6cdf02eea903a1e40f8816e99d64dac9947ec76632465dd416a40ab30b67641aeb154c68",
      "randomness": "0xd54e0b3eb58f91e9cfc2a5bce5b1a4356e1189f8a2d35cb3f49060795d21f18b"
    }
  ],
  "blockNumber": "7,412,883"
}

{
  "Sr25519": "0x3ac21e9f4d752fd4b8c0f454671e2a557c063186dd06b8e59a8a6da8f28e2e609cc9e11851f842120319f9bb2d616c140247cfa2884e92e5d168a4169a81398b"
}