Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,542,007",
      "signature": "0xa75f0b003aa376c2e07960316ebedd9d92c544f60eacbf1b6f2fdfecb8211eee29c0259be2127583c849a610b600f5f6",
      "randomness": "0x120943704fbf69c570e531ad55732a4f0dd3a158e4d146db9c4f5ff1e7149b75"
    }
  ],
  "blockNumber": "7,405,837"
}

{
  "Sr25519": "0x98655cfd6192b3aa344edcd5fbe6b22bc9f8f0e19425239e694305ed63687849734e29629ed50a8ec00643321e4199fed517b8f975bba56a810d3ee7da1e2e8d"
}