Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,631,370",
      "signature": "0x91f6c3bb7f2ddc44b6d75df5d416ad707cfb0d9d89133e12cd47b19eb567e32a867a6053c6846b2ba69accfe8dea3282",
      "randomness": "0xf394e74c52cdccdc28118cdb8b03bd220cf9c9c4bce3035b692b8f48fb802366"
    }
  ],
  "blockNumber": "7,428,157"
}

{
  "Sr25519": "0x2a75fd631cd5f538a4c4fc91cffb916f7d5b088ec6238efa7689b15640b488782fbdb0a281d15b41439cc27c9c55989ba8ba2b4a0a229729be432da99e01698a"
}