Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,575,123",
      "signature": "0x877312dc53ec92faacf2789d40845fc848892893ed4e3cea9942b809e31d2722f1a073ee26c04d53d29c1f8c7fba8c0b",
      "randomness": "0x52b0b3f4512566503b1c11383c24d338c8a39b364e21a80108d7e7dee8a19cee"
    }
  ],
  "blockNumber": "7,414,116"
}

{
  "Sr25519": "0x503da0a9b9c4e3fae1874e59813c25ed421ec3cdf3f79ed4203d97e1d26e7b5d28424ed32a050d07f5c93c59dfad67d7bb49f9087941fde228f36eb1852c8788"
}