Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,542,142",
      "signature": "0xb3e614eb68b0638bac85e8a566ad844ac4f39e962f37337e762717e1af4219a990dab9683fcc034853ca850790a46569",
      "randomness": "0x61d66b103bf31efa2a90d5015fe951e76e79c17b1e97b7405630b40898aaf2fe"
    }
  ],
  "blockNumber": "7,405,871"
}

{
  "Sr25519": "0xce859f898c10967722138d1950845004a2feec08316bdeefffadb472c8dd71775446f01ab09c8b8e69306b6b1ec069be55258ab8f3f33558046795008de5828f"
}