Write Pulse

{
  "public": {
    "Sr25519": "0xe2531ddf45f17813171106e8f31da6397fd8c270dd7ce268d67ae6fa4ec0fb0b"
  },
  "pulses": [
    {
      "round": "25,547,867",
      "signature": "0xb8b0486fc99760932b876ac184b699950cfac4609acb52ee9a98656151ec290a53ad979939824eb6968cb6b9a8404a43",
      "randomness": "0x1ca31e6900cc818f0b1aedb7c7ad4298c2992ba521c1627804c6d511aaa66d49"
    }
  ],
  "blockNumber": "7,407,302"
}

{
  "Sr25519": "0x365cf6a651412f9f74ee53c52ff8c4bd97ed0eadba65663b66610f359b75740e157e3a4f1c9496644ed704dd96ff98814568d76572b712c59e146fbd89bc9d8b"
}