Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,621,299",
      "signature": "0xb0c298ca146c9677554e700f7981121f536c1ee3f545f3a7416c3836d037845a9fd6c942eafeefde43082b2919f081c2",
      "randomness": "0x2e999f3afef57258c82e114adc1d9a50e7da4fb451dc7b9a34d83887728c84ab"
    }
  ],
  "blockNumber": "7,425,640"
}

{
  "Sr25519": "0x48aa2b0de0be2944e5b982b486e953fe1753ee60e02fedc0f5da85046a6a71446eba70e4624d08b001525c6a8020380da02ef083ac559ad57c0b98416d653480"
}