Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,546,470",
      "signature": "0x813b2332da06f1678e8d5cca92b3672b51accb1838032ab6c419d268345da1bb2e3f41de75cea68563c1a367fdff22db",
      "randomness": "0x298b59b46119e428f7c9246d02ac83f794d348fd57fbe8124a659a16578185be"
    }
  ],
  "blockNumber": "7,406,953"
}

{
  "Sr25519": "0x2a48a95e6e38e3dae0e4fd58a8b5db0b35b57513636779cc166b2e4c601612077b66bc8b0078ea960d76938d0b26c627211642ec36a7c4c65ddcb50ad24f8584"
}