Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,607,692",
      "signature": "0xa6a66132865308754b5388bfcad4194afbadf37f5b552371b5f47fe0ca633c1123882a64c7fd484a6b970c000540f99b",
      "randomness": "0x48c01494b16a5fb5b6d237f1e870edd02c640bdc1ab0382789c7e61576fd5a86"
    }
  ],
  "blockNumber": "7,422,239"
}

{
  "Sr25519": "0xe21071732fed83b9dca2de1c39772ddb14573fd4b6db8683a995b0ffd78e2d2c81743de2091c4480c1623bb9ab6850362b6a42d1849de9a33a3371bbe85ff68d"
}