Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,550,810",
      "signature": "0xa5ff09d4fcc8b5645993959ab75056faefc1ca3e250697a2b53cbb188e5a4e523593b5015448878b81139b00961f276a",
      "randomness": "0x8e4eb77eab49228d2876f98733f3e5c5a05d0c7a7325cb3b0b3b53a72d51b584"
    }
  ],
  "blockNumber": "7,408,038"
}

{
  "Sr25519": "0x766e4558cac8f01ac8f98be23db7c1a5772a523998f27173cb710826eef72067c9bb95537c08eb8b94892a377b02555eef2d9077b179722867434b8c8937ee8a"
}