Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,576,133",
      "signature": "0x96b83c6e9a2578600fe880b1b249113fd872a26a61bd29cf5cde3f87047d67dcfabb2a25aea2abf4de92b3c6d8f419e6",
      "randomness": "0x0d0ecb71b14caeeb4a83cd31513e25fff392288325a6d14918c04dbbced481d2"
    }
  ],
  "blockNumber": "7,414,369"
}

{
  "Sr25519": "0xfee2b1876dfa96dde114a270d5506a42d3522458a2f27b4dc0907c02f08ed968c1eb752d6e852998eaba6e45dc354086a688221d9c2d3d3e68b44f357e1e7a87"
}