Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,579,728",
      "signature": "0xa352d22d0a22aa0b5b927b351703bc939d3d995a954e372e8305bb6cffcc17475d68f294c84bdbdeaaf85f0022a3f660",
      "randomness": "0x537c38cff1f104873d41f00368fa9aa35a5571c38debcd3d785a51a070544808"
    }
  ],
  "blockNumber": "7,415,254"
}

{
  "Sr25519": "0x86678f4f54577b19a788915ec2a125066ce4dd483a1b1237d7d60ff77b80e6521e276591ca494a10fbc0e27be119c18883332428be08b0fe433bfbbc1b20ef82"
}