Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,619,539",
      "signature": "0x98e0b6c60bdd8a6385fab26bf43502bb1338d4cbe00e0f80ec8a8b6ccf07da8062b8c760337ac1018da58d27874d9b7a",
      "randomness": "0xc63fbb9d95aa2b865c8d21d365cc92caf5eb05103ccb55de3b37d80eb079852a"
    }
  ],
  "blockNumber": "7,425,200"
}

{
  "Sr25519": "0x625daa256706e74b276dbabc6e072d65f093ff7951ba24d13263e9fd600eda0bb4358b7f5ae0299386608b6263e8e672b8674794bdac8e67a4a982d17ff04f84"
}