Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,625,894",
      "signature": "0xa8971a17ae5e0054431ac4e1e0894be99457effe2060de3f2e71c7982dd77943ad322cf66417ff5b4443f8c9949ab335",
      "randomness": "0x201d620c004339be84ff1da32c5d57ae5599e0b10e5b7bb9bb9f2e6f717326e9"
    }
  ],
  "blockNumber": "7,426,788"
}

{
  "Sr25519": "0x8a920ba9840a77d87944a7bf306459f1b4d635b01903e2b9bcfbbfc1014ea7003bd64c2a65c0fae93b561349d4e8425785db7345eadeb9476798d47c6b38618c"
}