Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,558,421",
      "signature": "0x87397141699dacb3351ba55821252272069146525c65eeb7ac65dac5bd6c80f360372527f355ec7d642d889bb83a4b8e",
      "randomness": "0xc5864d20ee255929b55d01aac7748a1242d233309f41b6e572caddbc9ce7c226"
    }
  ],
  "blockNumber": "7,409,941"
}

{
  "Sr25519": "0x7499ca8c5d5146413f936787ba2019ee75b6322aece7d5f66da69f2c6013a47ccf5df72b3880a6ad706990a4e4a16607d75148ac26b5e5e4868d36d44a409388"
}