Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,577,652",
      "signature": "0x975ca776f0dbe4e352fbac3afc7b34103ae506dcc0741c5b47fcad5e268fc2f92eb53844f3bfa3371d3affa5737d89de",
      "randomness": "0xc1d98fd35fc5394946856f3eb126bac811bd7afce411ca16ae443d50f019a7f3"
    }
  ],
  "blockNumber": "7,414,749"
}

{
  "Sr25519": "0xa285569dc629861e9266bbb09389bd148e8aa5253361743db496ae1d41e0a919a4e8f02533df0f221c1214410ddcff24ba4aad0e6da36e1e8f22d56df6e18f89"
}