Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,627,144",
      "signature": "0xaa7f5941f7695bf5283af52ef5f71d43d53655d0b3d152b8b2c4e218bc6a330f4ba5fe717adfdd2928e7e68a5904a9d7",
      "randomness": "0xb555f92b13ca7cfba4e9f755445a00fcf4980f12e1f2efe16a668d0eaed3ac03"
    }
  ],
  "blockNumber": "7,427,100"
}

{
  "Sr25519": "0xf2989127ea5eb00f119526831342dd44a2c1c131853fbd22d3626d51b9640f36fa499851f2935b5826b6327a7f0a85f8394f12802f29f0f3e9a7abf285d2878e"
}