Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,546,452",
      "signature": "0xa8f7c8893cb7ed51bfed93d636893d197b8bbda8023439ff043c6676db19c9b82762c307770abf51944b9d556f7b5372",
      "randomness": "0xddc0af41248da00043148c8e03d1da45cc5548cd2b38a9e477d51ed2ed8e107c"
    }
  ],
  "blockNumber": "7,406,949"
}

{
  "Sr25519": "0xd04c3654aafee649aa8c2077c6438660c90c67be68ba50979d6c197b9df0bf7684634dcb8db9b573589c29d0718ed19c88e136f737edbdd450c62e6b19ac4984"
}