Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,581,594",
      "signature": "0x903c50a9a67fc35bb0e9564e0bf915899cd9b04f5b7777d0dd36fd44c5b245392d3892a4f2eb85627e9bbe2b51b517d5",
      "randomness": "0xbcb66af2fdd4c0b28d90fc1f98e7793204a6180ee276bea796c115d09671deb8"
    }
  ],
  "blockNumber": "7,415,721"
}

{
  "Sr25519": "0xa40999899deeb73cb7d21d585bba0e784ddf3e33f8ba59102eca23a2d791131ddf934b5296b33cdc149911c48337e2a4db7aea08502f5dff9aec2ce141bf5484"
}