Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,550,149",
      "signature": "0xb6d8d6a0a5c81e450a740930e30793047c5259cb8c8e9a9f17b78eebe1b0e476c44f6ce8bda6339b48a8632c77123cdc",
      "randomness": "0x7358dcf2a234d63dc934154974d89ac7ea346bae994c6a2782bd24d97169dc7c"
    }
  ],
  "blockNumber": "7,407,873"
}

{
  "Sr25519": "0xae2b7f300cd3f56715e2089b87be9f2d237d8b7acdadd396f556274b54f567462bbbab5dd15266a5a837c76d1af34b8f5aa43af18aed0bbf3c49f326ac468989"
}