Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,662,570",
      "signature": "0x900144fe786650cd7204a17608abde979898764724f1e4ebc643d6afda058fe010242ae04140489413a5e7c6448ebeb8",
      "randomness": "0x520562e3d66b98da9c69758ee20bcfae4f315e404bee0717f82851b782b67cd0"
    }
  ],
  "blockNumber": "7,435,941"
}

{
  "Sr25519": "0xb21321c0cc41733eb3e99d39780cb116b26bc2710ce4e4a4d4f3865a80d52762adceb80f2bcf43aa2703dd146e21789dd812207d53253e666c67f8fe0f362783"
}