Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,637,843",
      "signature": "0xa2225e8463805b1619283236155f3da17bb36f186903612bb9df498bfde9639088f56a239157121afb1015384b41204e",
      "randomness": "0x0ecaecdeff369844547f971a41963f64368f0d271abee42be4a08d615473012a"
    }
  ],
  "blockNumber": "7,429,775"
}

{
  "Sr25519": "0xa4eda69c8d33fc45b2fef59f3fea87b2ea16a34d7a5e2dda4f2ebe62320c09004965d6ce9464eef23f87aab697d72e555fc6b6deb5ed392cef96eb5d77c4cc8e"
}