Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,567,692",
      "signature": "0x87a972c746fb98a3038e1d6fcece0fd5fd61879bdb99e868740aae5a898b73481779aecedea99b6deabe97aa21d6cd40",
      "randomness": "0xa769c6333dea4e8079494902641a819fe46e6a39a049a27ca041a952026a75e8"
    }
  ],
  "blockNumber": "7,412,258"
}

{
  "Sr25519": "0x380df7ab22f018d7e9508fd5268450b71a6af133878739fa2c4d413a22ae30249a6e0799ae410afc22112c54cf0150c903f9c21ccd8b27543329561a12ecb38c"
}