Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,657,915",
      "signature": "0xa264c53123ed7d562454cf7d3a06c650279c5d2d89a867ecd3b24c78511e0a463dbcc81a45bc4317f275145cadfdc532",
      "randomness": "0x1f898f489d4371480632eff9073d869f6f3c080f38cd180bb7c066d2e2352d79"
    }
  ],
  "blockNumber": "7,434,783"
}

{
  "Sr25519": "0x82a1bde07cfc6fde2e9b5a09f592bbfb74d370831db0bced7f7d08de5394596c28dad89d0502d9c23d16ba285776a13e07e2ea44bb430569400241aab8c33e8c"
}