Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,554,131",
      "signature": "0xb73ca3347579a5c7c588e57f52da912d2198f23df24f0d5b65f323dc1d991413d740c07c3677966116d30eb2390c2fd6",
      "randomness": "0x2ff4d8510134fd0038ba970bd3251092d9c7b13bfdec53577ff67be6528b93f7"
    }
  ],
  "blockNumber": "7,408,868"
}

{
  "Sr25519": "0xfc7850d69df83c1050529d0a681b00b4d9cbdc54ce3f1d6c717ae983ad36c52499f7a278ae3a90db6389f1cf5b42d8e321c72dbdb66bdd092aaa1eb518b58c8d"
}