Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,569,299",
      "signature": "0x81342522f5b7e9d8789da5f8307db83acece95a1ed0e08b34b3bb1815fe020236359e68848dfa7bd0e4a20160b6b609b",
      "randomness": "0xb27d480cc68f62841a05191658118226896a87e5d8081b89bfada8593e4283ad"
    }
  ],
  "blockNumber": "7,412,660"
}

{
  "Sr25519": "0x0af73c252dff9515b6de7c3ad84c9f174efb55488a5730bdf1f98c8e90c42e02111493992bf1b2dd7432317d1ed45670fc197a55fbbb149cf456119cb0b3e783"
}