Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,631,838",
      "signature": "0xa040395626ca03595509ca9122b819bfe9605fc68f13170ca92fd9938d46a292410842d7669058a11915a2f51de7681b",
      "randomness": "0x9f11e617ca8f573380db965955053646db957f4a170598246b47e51c8267f33c"
    }
  ],
  "blockNumber": "7,428,274"
}

{
  "Sr25519": "0x669e69d6de5e91402ddfe5f79a91e5038d26696da0a795f9f01c3106ce93b7470e8362f46baa21b4a3ae0a4469c4be6e1059bc91d5a9462636fd10bd2122ac86"
}