Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,546,534",
      "signature": "0x871a79adcdef534ec539086ff597c9abb4d3ead0bb14bcea3508fbaeaa05b086141206bcbc5d4f490530c29477fe246f",
      "randomness": "0xa44286392dc3e06e264eb8a801a217d891f9ed077042774bd79847c89b6df1d7"
    }
  ],
  "blockNumber": "7,406,969"
}

{
  "Sr25519": "0xca7ba81939debd110ac66d75926a0bc35c878b61ecbb38d3eb4c95f6871d2a166ed13a9d6191b4d586d668906c71bc0e4f3dc986ab1cc9768f38f131eec2d984"
}