Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,551,843",
      "signature": "0x8d5379655dfd66bbb93abf0f17db328e57875df72b9e14001d6378d0201eb7cbf842164a43666c2e5064cee5384d8256",
      "randomness": "0x4ea554964323ba73ff5eb2032f291c24c776e08a872b282fa601e2bde1874f94"
    }
  ],
  "blockNumber": "7,408,296"
}

{
  "Sr25519": "0xc621f0d87b8270147699af87530116efafb7331acfc7402d075de357c40aa71d780fa703f855c2a7e9442d0309c871547614fb232d2c101d510f35acfa0ef687"
}