Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,556,250",
      "signature": "0x9096deff2555e4537dd6e9728b79dad65db3ad18f0dfeb16ea039c6ada589663d426d1e2af87bd4586bfa66a0f6351e0",
      "randomness": "0xc13c0852cb11d305e2603810bfa67186cd8bf0dc46c93594f41495f68fd5b76a"
    }
  ],
  "blockNumber": "7,409,398"
}

{
  "Sr25519": "0x821454b1574c3d5f2c2654dba7839c53966080116f4c19d620f913affe1b546ab687357764ae28c5761eb588a4993beda8df485f9176c26c2e192a3cdc366485"
}