Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,577,232",
      "signature": "0xa4baafe74c802df6c40e10890792f8eee5f12b84184f3bcd645733353772ca91bc4e57a0b4f190f5a4bd57670f8360cb",
      "randomness": "0xbcd56ae2252896741f9b4529a6fc457103c3a99558d28f109dc8180175609341"
    }
  ],
  "blockNumber": "7,414,643"
}

{
  "Sr25519": "0x304481d9f56b437d213f16654d99c87088ace3ddd039257783e1d1f9893a073258a4e105362144c42c3c055053597725039f3fd1f0ccb2c5e97fd91818ad998a"
}