Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,541,896",
      "signature": "0x93498acc8f919fd18d27fdb6313777c3e6a6d57d970f85c51dd9fe923751b70a860a2e228734093a350a3d4c00fca0a9",
      "randomness": "0x1ca5cc648fa8a3270d21d831048d6cd94abcb661298738d05cbfcb5bca39f84a"
    }
  ],
  "blockNumber": "7,405,809"
}

{
  "Sr25519": "0x8e92ae66774237dfb60fde52b2b54b64d3ff15e321ce2bd0007ffa646cc61f711c66c722d5490559f6d2ccaa4ce7059d7ae2b78bc656bd7588c22c9882da6280"
}