Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,613,843",
      "signature": "0xa75f923b16c16b2fd9d27a2ada4e63044788171402bc0491cf07c17997ad3f8e3941d91e785e9978d5d3098cb5086344",
      "randomness": "0x4243211a44d3229533db3610e26f6e07654582e973e9c7e5c74520b6d3c6515f"
    }
  ],
  "blockNumber": "7,423,776"
}

{
  "Sr25519": "0x0896bd4e39e9bdf7678f36e69ed825845a746d791cfce7cd8a2d5fdabe0fc700f1e479c10af33c12bf01a32b9472c74a14ddc4e04f4fcc81c6eb8bad912a9f8a"
}