Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,603,452",
      "signature": "0xb939d03352fe794c144e621d3c4638ab64711f65e714f2d44ba4c0bd80ba4d9fdc25e47c87df7a51166b5648fa3e9e12",
      "randomness": "0x57667ba954c50b33a441a556eee6f6aecca4c7e3357a589910d86191fc7b5771"
    }
  ],
  "blockNumber": "7,421,179"
}

{
  "Sr25519": "0x1250aca5654409d7b0b9daf5042a7382dc374fac6bc3ca6cb43e6bf4b569342c160a53131bb9faffbad72e24c40a6725286ada475409fca9662ccc3264c8f883"
}