Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,562,534",
      "signature": "0x8beaf60ec4a6a91418c7bbe42d6794fbd59a72f1aeb0edbf3bae86220788c7aa0928075046db12a6bcad2398c52f0738",
      "randomness": "0xe7f0373b9545ed749b313e1724a458de9d58214f1be864ec96a5ceeaf3c52a6f"
    }
  ],
  "blockNumber": "7,410,969"
}

{
  "Sr25519": "0xd607731e4adf794b970b21bb8cc5739ed7910222fbfb8e226cac40437e11a947d0aa8a4a2290d162d94f86b47f4d107ff08df6883bc9e2ed645b1eeab7d19c8b"
}