Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,578,652",
      "signature": "0xab8203ed57a58b28c106d6d889cbc12b90f0e2cd589baf0ed8eb2db3be929054f588310c8e27f97231571e1d6efc3357",
      "randomness": "0x6641ad6a8bc7d1f89f94cf4a2b373cf2a772104861b373feeeb05bbf995f284f"
    }
  ],
  "blockNumber": "7,414,998"
}

{
  "Sr25519": "0x3e750e161bc49ce7d987b4b694afef08d7d6a0c6457f75c18519142f3d281c7d80b18d4dbfe99016476c9bb56bca96a4600922942ea83b86e3a14d9fffdd2e8c"
}