Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,665,391",
      "signature": "0xa00a34dde0b9ceebbda6af417b23aa38bbefd86bfcbea185e5732e111017a83f5d2c186c12b9ecf9bd2d178e47e04e9b",
      "randomness": "0x8a3a7da120350a414919c474851348302cc75085ec9d3685085380a0821fc37b"
    }
  ],
  "blockNumber": "7,436,639"
}

{
  "Sr25519": "0xe228bc1e974271ba501139942479944450e7e64e55d4fda8a723fe006f48ce4d433b68ff0ec06aede3a779a766c837aed079f02766bb619bd32b60e6f922188c"
}