Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,557,128",
      "signature": "0xa99cbaaec0a822bc2285212d4161a3e030df94a6810df718501f2234eddb33f3bc1555ca14142d3e538737fc38ed10b5",
      "randomness": "0xfc812d100b6ff5a8cb4e461f2f5d59e989379aa2201198e86d9ad3b1a78a5860"
    }
  ],
  "blockNumber": "7,409,618"
}

{
  "Sr25519": "0x5a42503dca1c936410b8ddd1fdcc9339facbd97267944a0097c139e05b937566f76fc63c817a9a5776c6d583ec0a968ff839d5f0829a0b3169a9c2fd68bbff82"
}