Write Pulse

{
  "public": {
    "Sr25519": "0x6aa461fadcd999ba411fd32da6f94a684be4f49f317aeb5844eb35914d86460d"
  },
  "pulses": [
    {
      "round": "25,649,107",
      "signature": "0xa9da1aa12dcd6936510af7228daf8ce349fa9ab90adcd03295315ea7f9ee365891377fc45be6a82a6fe6df6b805fbc82",
      "randomness": "0x9f626bb3b1af76993c9648c8f2c056b0e00300f249090505e423e61ed07f867b"
    }
  ],
  "blockNumber": "7,432,581"
}

{
  "Sr25519": "0x50e4da6e8fd067fcc86947dc6533f56fcac21940aff22d10d40e4a75066cd30e850858a173c0b393d4999bb6f0b27321cda4d362d3a31031050f523738731989"
}