Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,552,321",
      "signature": "0x9591bed871255049b036448d22c0e2e4b1375031a4653a13495e2ea11a875da6e90aa4663f95bbeae54747fe0117e931",
      "randomness": "0xb7456cd7de42bc3adefd47048a2c89bd099bf9334064c2b13137332b49894c21"
    }
  ],
  "blockNumber": "7,408,416"
}

{
  "Sr25519": "0xbcbb12e154cf9379c2f9b39b4443edd2b155b94bce22a4a36f1c983ec27d95585b09a8f14cb89021ccffd400b6fe6dc1c714a1852a1ae899dadf98916164b386"
}