Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,657,923",
      "signature": "0x99e8f578ce6b3d04fd795d360d6a409a10c692cb58810945614f457842e68217bfaf2f5308e897f74ac017410787d72e",
      "randomness": "0x4b633726fd56f9911be3aa7676180fb892b4ed1c4fb465057df65e4ef92ab49c"
    }
  ],
  "blockNumber": "7,434,785"
}

{
  "Sr25519": "0xc639363691977cea099513f213b417ccae3b3cdd6627e4245ba9456761d6da180ad5b95b50bc27a2c9628ab31202f8b96fd0fd769536f5209a37a0dc18a12088"
}