Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,578,731",
      "signature": "0xb619517953509b49c818c1366e2c091c6d6c2f100c6c80a9a66b8111c04f39c81439eaba275ef8083832da0eb5e3c609",
      "randomness": "0xdd9783dbd99807733bd1352e325d2ab50ce170a834eef4415bf9c92b732604ab"
    }
  ],
  "blockNumber": "7,415,018"
}

{
  "Sr25519": "0x90526c2aa423ac8f3a640154b8456d8761047cf23d2fba5682e2766d7ed8eb39ca6913aa7cf5a66288816e71128e4e4bea1788f695855b307153c57df0dc6f8a"
}