Write Pulse

{
  "public": {
    "Sr25519": "0x6aa461fadcd999ba411fd32da6f94a684be4f49f317aeb5844eb35914d86460d"
  },
  "pulses": [
    {
      "round": "25,550,468",
      "signature": "0x8b2e548bdc219ebe6c3c140ede75b8ffc004549c9c777f4a75e61e2487865b040ca85fba22cd7bbe550db04e9e8e9fa0",
      "randomness": "0xfbbe141f0c4b1fe60bf3a6d84079754872239586f0c7c43814a5a6e4160b5034"
    }
  ],
  "blockNumber": "7,407,952"
}

{
  "Sr25519": "0x2aa270e3155822858983116cd1d953d24250bfb4fdee1c0136214899ce95d525e8c4640b9267221690e6ea97d345b00ffb15e7e03ebe279b1c1331292ca5758f"
}