Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,537,929",
      "signature": "0x8aa43da5ebbe7dac565590204abb1bd3a3e7e61514bbc4c504f4c59bc50df8bfe54578768ab615e26a0e618f18879235",
      "randomness": "0xa234046002e4efdfe10dd525518e9c9ca9e7f2d102cd58a73eb2ec4c6d4dbe58"
    }
  ],
  "blockNumber": "7,404,818"
}

{
  "Sr25519": "0xd4a4c9bece1d31bb8bdec789584e041301cd9db2d8974a27e0bfd4712a7d1e524b4e0276455a771121fa8453f2ab0d5f398e6cbfaf222e639eebf0155cfbbd8a"
}