Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,568,726",
      "signature": "0x8863a6284bf35a664414dbdc27592b7f71ec0d318f080fce4e60310d676193fbb2431dacd240238f458acd61898bfd6f",
      "randomness": "0x65a5f52c9ece88fc3f672079db682df51384653a0c413ed6cf8754ede7283f38"
    }
  ],
  "blockNumber": "7,412,517"
}

{
  "Sr25519": "0x5c15cd278043dc4557e52503af20e76375a8523aea7a7475f58b31cfa6cb694237ae9c6af00e2e59ae602e2277da47c33c083304366c4f660523eae02b497a85"
}