Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,644,809",
      "signature": "0x8aff7b4e2c66b59730cdcaa2e5806ba8fb9e850a2bbec5f6be0c333f30ff66c824dfda9d2dbcc7cbe7bd1bb8e0f60c53",
      "randomness": "0x55ba4ccb856ce8489a2c898ead592e6dc1abb5316ea26c822e61dedbb84b2f92"
    }
  ],
  "blockNumber": "7,431,507"
}

{
  "Sr25519": "0x76376ab019cba71f2f2f54082c6005fbbc6261d87552113b8b0ddfe862dded2126c4094822358d38d5e5c6cfc5b02514d2e8fa457a06237c7697106c839f078a"
}