Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,553,653",
      "signature": "0x96afb313b09e8b9ea71e6a94cb8c2bfa6f6e91eb5c2a0e022eabe798a14d7080703b0d12ff0c5d06343600bff5530f8a",
      "randomness": "0x2130469b74c0a89e7e991b57ba68d59e20a1a494fa0edbdfd721a30b45e41cad"
    }
  ],
  "blockNumber": "7,408,749"
}

{
  "Sr25519": "0x9e240b490f72dda70f255df162eaf3d9cdca3d45894e3b0a21d3589f6a0006730e49f31209047dc80cb659f8d3a2570d03730539c05c7fa496a66bbe02b9cb82"
}