Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,558,533",
      "signature": "0xb62ff30a81c6360563ece96c73edfd211ecbb821feff0f7f658892286c6972e3a6dbf05476e0570adf65f57f04fd8b7a",
      "randomness": "0x4d7c9857311383e495775b68c46bc9f7d49ad59d4c958724a4b1986ffb9a45b2"
    }
  ],
  "blockNumber": "7,409,969"
}

{
  "Sr25519": "0xf8e561cb56f1ecd69013096f20ef074faf7d4ef1e861668abaf094d0ae87b033be1d5a283df61234e38b40b87d0f7a89af2b46fa2b2a2615e6267f91f53c788f"
}