Write Pulse

{
  "public": {
    "Sr25519": "0xde911df17530881f6f78d47c30be638b40e90a72d4ff77b4afef90f773e53134"
  },
  "pulses": [
    {
      "round": "25,670,357",
      "signature": "0x98a44039e131e79e8cde845b2f9ca09b2e2cfa7629a2bc1e484d0c6ae6c5079347933db8c8f0944d0060919092e51c95",
      "randomness": "0xcfd5856978eded4a89f64ecf435204354ba09d8a7becc6f9e68e349f2ef2df96"
    }
  ],
  "blockNumber": "7,437,881"
}

{
  "Sr25519": "0x74acfac3ec6454f8d345beda87d1b445f62a29dba2c57957520e96a240593277015834a6389b6b011c4e841fe7888a754667a22db158b6f9ff9d4c5dbb06e58a"
}