Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,580,891",
      "signature": "0xb7a04549acd80039aa87976726d80357d3ffe340d1d292fc92b256aa2d050c035b55df799b9ef8e599259d8a27a90354",
      "randomness": "0x4178b8207c75f61dfdfed3f22f039c62795c79935566ce0d3e01799b453b3c46"
    }
  ],
  "blockNumber": "7,415,545"
}

{
  "Sr25519": "0x66fcb2c473b9cdc0dd3530f5a9ff13ad46d8d1b2874731d9b0ff267e7edb7828c3054b858fe14e8e222d7e3783607d4441fceef13a2cccfea2016606932f738f"
}