Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,543,181",
      "signature": "0xb91ceef20f4e2bf19ba875d530246dbbca4e939b75b39ba055e86519257c3811c2e986a5e498d0151499719dcc9b4bc8",
      "randomness": "0x2e426c4d00aa2219fb8f60c05422c3f13a0a85b9557533aa5a867fae4ca788c9"
    }
  ],
  "blockNumber": "7,406,131"
}

{
  "Sr25519": "0xcabec3398e1d06c9926cc996234c04072abeb4fd161a2f47f38bf82ac371412c8aa3060e8299dad21232135a01214d8079fb93fc848de3ca6b0da2476764df80"
}