Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,558,251",
      "signature": "0xa45723d2e2e10f8b778af7148cf6bfa9b24d345a254cb1173a199b898c060ea670a51800071d64967efa06b61eaaf59d",
      "randomness": "0x93c80dd926867edfba6132967bb58bcde8a7383da70066d6b1f3021b0874c4a0"
    }
  ],
  "blockNumber": "7,409,898"
}

{
  "Sr25519": "0x6ea4a41bff9a065f66a5b26879652f2e8415868860ef7b08dade620406e8985f58e7cf3b01dd0f3472eda0f646f8337e564c46ffa295ec8e75c5766764d41f80"
}