Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,539,763",
      "signature": "0x8bb6bb8224092837b77b6df095202beb1e46fd60cc17cc98c2755642c8aada350b0018027370f111c4ada34816054609",
      "randomness": "0x48bd42ae43a065162c0649caa9415109007940ae0e3ae7e880b4205c4b492458"
    }
  ],
  "blockNumber": "7,405,276"
}

{
  "Sr25519": "0x68989aac49c314b405f251987537e03316c8481bca083a80849323298b60d57767e8eacad97937c9f41fde93043e747bfd7f10b9e8dc52863a8ebb1371cd5e8e"
}