Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,553,730",
      "signature": "0xb03877e1c6ffa7ac74f46d031af2aa7ccb733a8f9999a236607419bd68f357fe34913e3322c5f9d79853a1c2beab5b86",
      "randomness": "0x718d88a5500bf0591f618a46c8a8ab55837720b661291eab1b3bd3d75054aba8"
    }
  ],
  "blockNumber": "7,408,768"
}

{
  "Sr25519": "0x3a9533ec14cb903b0597f7b02ed5ff514e7b116f40fc8791f7bf6532b348604244d2adcbfdce1c23f9887b0c95254c58ffab0a07cf946ebc323dd73592ff2784"
}