Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,578,989",
      "signature": "0x94b0e60d5e73f41b054dd76af1630cd52c831e01ccb10bfd28f5c2701f576cb92ac24b6b702a3bb5053fd7f537529410",
      "randomness": "0xeb9602dca3356cf93bd1fc5de71d46c25fb04cfd0ecdb1128a296c46c91c424e"
    }
  ],
  "blockNumber": "7,415,083"
}

{
  "Sr25519": "0x4c56e897271e3ccdee051c94d37b2fe861c3e7891bb74495194ac62ac53b9d08fa25f8522127da8fcdb33df2ee03222ae64a501e489769e958be29658cc3cc89"
}