Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,573,656",
      "signature": "0xa0f4d2cbc863096435044850665d586018ae25db901830c40ac328c41675a081162e134be25db017571521f3b71f5d48",
      "randomness": "0xc683fc9027403eed4aabd2f9656973433fbc1b3870191972278af1ccf5922494"
    }
  ],
  "blockNumber": "7,413,749"
}

{
  "Sr25519": "0x72a0cea3a3999a9747c85ea854a48b6c6e85a417db1ab4d3c4dd88a658c27a326b3ec0a99cd8f35c493e122eab527a595c493bf368902c29224e8a0e85f01f88"
}