Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,549,130",
      "signature": "0x9806114a87b293ff85b431c6bc6c3d9b88df0dba223aa702792ea0ea13748fab2c492d3fe17999e672eb643f45b41d22",
      "randomness": "0x65f48b472033c35d6810848898f0cb0f34c24408b2e538f8d5cace3093ee3977"
    }
  ],
  "blockNumber": "7,407,618"
}

{
  "Sr25519": "0xb6fd403d34369dea05a2d15076eaf8a232937b65d391f0506e69e4f9ef28872c28f5156d9152152e817f1fea5281302ec7c5c88d704e5eaac4ac7d4b04193383"
}