Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,549,609",
      "signature": "0xa91f76d2f9e585fb7edd2a200e2d43df33cd94bd8d7ae45f7c874530be39f68c969c29822c41d6e6304fca85f42a4efb",
      "randomness": "0x3118be165597428f805258295ba1c5d4dfe1854f115f096ba570136a18cf14d7"
    }
  ],
  "blockNumber": "7,407,738"
}

{
  "Sr25519": "0x16be68e56594ca9d4f073fda762c4b87bba14f2ca841ba3bb1186eef71e3bd440072dfed6de2afe090dd81df70234298295d8dab7f48e4fb9893de7469f64f8a"
}