Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,550,338",
      "signature": "0xb3206016b58c8468b6e29a37fdd76cf383a46bbc055d10abc1fe3f814635f69adb130c3d36b1b7b68d4b47a7b9902579",
      "randomness": "0x50c1f78b0f6ad589d2fd173e04ed2b895e16b273e85dd5303f3230731008a472"
    }
  ],
  "blockNumber": "7,407,920"
}

{
  "Sr25519": "0x663377aaa22bf6cca9c0553b06f9ad23a598d7659b5960404bcffd57a41aab7543b8fbb2eeec58d032270c58a330d2c215837c9ab89737d7fa90262882744e87"
}