Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,568,074",
      "signature": "0xa8e25b0c9bac25776715776f7f0f7467a2f5693bd967552023774c927a9e726d485dbe2af1f313f26743a9366a00e87c",
      "randomness": "0x03f58df0a8eccc20440fe7df884875173b434496e63f500031e3081f0ca1ecc9"
    }
  ],
  "blockNumber": "7,412,354"
}

{
  "Sr25519": "0x720a6d63f87cdc3a0b130cafed38c234182efdd344c1f5c7160c4e8562558d6a26cb082fd34c7057ad23fd04fdf3ffaa4881fdfcab254bfa8787a057b7174685"
}