Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,554,892",
      "signature": "0x960a4057c2fafc600068ce876ce8ea37fda7c8b27aba45d6a91dfb920bf16a8f302114ac474be8656ad2b63544978e62",
      "randomness": "0x9c63b800ca161fcceefcb0ff9dccb73125bf9b27734de22a13e9e849a6f35c2e"
    }
  ],
  "blockNumber": "7,409,058"
}

{
  "Sr25519": "0x76e901ec3bcafe4f8648cc1949b4f669110e59c73069304a3fc61696fd70077cebe5e33b458de82f54c4af2f0ec89eda55b4507df38f35d0cdf614ad6c966888"
}