Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,603,224",
      "signature": "0xa04f431d6f3ee2e198f7d0524c68ef1167a943e4b87721a3ed0044ae47984281cca9c32990115dad237c83ac4d9568d7",
      "randomness": "0x21570e72229ee209f839edf68136d28edb422d4ff41bfd37d1256e277378d442"
    }
  ],
  "blockNumber": "7,421,122"
}

{
  "Sr25519": "0x66059ad8f83e827924bea280863c21190fe7e76c5d8f707328fa49d3cf97fa2600065290b54bcb91da794d18fdc1edfdb912172668b401a7b4e1000164fa838d"
}