Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,637,280",
      "signature": "0x9831e1ed5ac1b6ad9ae8672ff67cc7fd7cee1e79a163f730056f9ae267be56c744d550ced799d5fced3befa20414b134",
      "randomness": "0xb14db31410054e08bc47bc56eddb2219f80d856b9eda19b207216fd0843be240"
    }
  ],
  "blockNumber": "7,429,634"
}

{
  "Sr25519": "0x72acc83fcc7f249e2b9c692fe4e17cfdfa8ae54cdcb1b18dfc36e56008dbf03e9a7b15d41aaebada90350c1dde4127fe1fca85523dc2009f910eb88bff4ca58d"
}