Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,581,350",
      "signature": "0x8e8df4c5049a15b3d5106b77f1aa67ec6302f18edb93f00565b55491f509483e4b53d2aadb9e07c366ff634321889357",
      "randomness": "0x52d4d14948e340783ee518fcf259fe9c491f9963a75973f26863210d0fb5c090"
    }
  ],
  "blockNumber": "7,415,660"
}

{
  "Sr25519": "0x7acfeaaf1f15124f4c7f22b7fe894405f28a6d6d43f7948b512dc6532913f017a4bb41a08602c30141e7e06f044803d40a79d95cce241442a963415c6b0e4b89"
}