Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,543,771",
      "signature": "0xb39c891b60f989cec9f47469c900b769b8dfba3a918f111221d62e4fa4b9ed74a6b74d349871f8f66900b796faaedded",
      "randomness": "0x605046ff87ba8ccbad392004ef2cc0b96c57993632b1d308b89a2b0141f88544"
    }
  ],
  "blockNumber": "7,406,278"
}

{
  "Sr25519": "0xa4b6ca3be74c80e6fd06fd0c18d70586f562babe6c17821ef0c9b3b41f60362832956c827f54599b88ef218bf7a2461ad1f0dbbac723f47697195ffc228dbe86"
}