Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,557,765",
      "signature": "0x995a12703480728b3bf0bc4f09040d0b7ea2093746bd2de41489c9f7873664bca6478015c0699739528c924008dc657a",
      "randomness": "0xc74bd67a8c09269bc6ec18b51f0e697c3b6fc42a839029e62b855db873cb97bb"
    }
  ],
  "blockNumber": "7,409,777"
}

{
  "Sr25519": "0xc6a5df89955a5e421c0cf3cb42dcd98cbc2350d5cbcb7126e1ca41859b6a604f6d75bfbddf6bc23b2c3b2b8668734f217d0103563a4df3416362ea2f9b6f2786"
}