Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,656,651",
      "signature": "0x85b88dac53ef6e50634dffb5ff49fc16128c52e53bac48734a0d619389243c740f3293bcfac83022b3a6496a666d9f04",
      "randomness": "0x4375b5fc9851f33bd0473c81d06029494bf3f5e1d4f0a9f37d2b7b2834c023ca"
    }
  ],
  "blockNumber": "7,434,467"
}

{
  "Sr25519": "0x68c23647f2bfadfc68d37e425553cd4a1f4d829e7bbe8feb1203863f76203914baa4f1e6cb685917debe35a06b16870470adf8a6b3347bbe02f78a85daf6c28e"
}