Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,578,930",
      "signature": "0xb6039aaee099107e709921a65bda51eaf9e06d7a96e83a1a5b3f85bc25bdaafc36d9cdab66f9c58b5400cd2c7d679836",
      "randomness": "0xf28e19d989f764308c39b17e23dd4119a86f8cbf7d5660674a51b94ecde4236a"
    }
  ],
  "blockNumber": "7,415,068"
}

{
  "Sr25519": "0x9a541cc748d64f0da2b5d81b009b265b58f4c433631909e549f4842cf8340d53a638c2341712199f287c02bdb9cc183e937003585c686debd802305fb8b73587"
}