Write Pulse

{
  "public": {
    "Sr25519": "0xb43f0fa5b22946e5227577fff32be5f066404dfae24b9a00ace9c51145c22a3b"
  },
  "pulses": [
    {
      "round": "25,621,693",
      "signature": "0x90ba181cc27a4d45e8573a25a6b37db59ee97b6448cca341b621bf2c91d6cfb3472a3715d31faa381dd194b1f9867cb6",
      "randomness": "0x563953add50cb133e798d7c1c9ff3905afd3a5689a57a43d47ecb14de0655797"
    }
  ],
  "blockNumber": "7,425,738"
}

{
  "Sr25519": "0x503f8bac5765132bf96bb3ac273cd50cd0c718d02c5e27f1b7fc4b7426a20c7ddd2fb726b12a7d03ca6b3c84026dcb31215c7418dfd61d506688833fadf2898a"
}