Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,595,895",
      "signature": "0xb0d542c46a257a27b1a6504af580c25b3f459c0bad497f546b6fe18724c05867a8e3ca4c3ae9635a82af18c65d915ead",
      "randomness": "0x9a95b17c045dbfeb7c377c7218ada6ad164b34cb28b6982128b0b5b8f2d25e85"
    }
  ],
  "blockNumber": "7,419,290"
}

{
  "Sr25519": "0xb4f1c3f1cd88c35a1da37ba1f97f609e21bc101d6fbf4e3a2e242925f42c2b31c8a3ea13daa48231f656554d0188c01dc68e0b3c2b3999b6aaa5e2296133db87"
}