Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,548,578",
      "signature": "0x8c3a0dc515ae8170d07d4c8067da63faa35876ebecd3db600a7b9c87db0b67dcaff3e0d3100f6b9d31dbe2324e9dee90",
      "randomness": "0x668d4a86a2462f1f62d2e73872d436b634d622a2ff9b06d236f0595f667a923d"
    }
  ],
  "blockNumber": "7,407,480"
}

{
  "Sr25519": "0xb4b9f0c41e7e4371a7bc56bf44040f14b86cffb075d77de9d801411fc4df604ac33697bfdd3e976373f69042ba9c7a95695d75a2b437e1b32a637dd8790a9287"
}