Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,558,291",
      "signature": "0xb79af89160898925afe8ecfce3bb10562d2a00cea1e26c4fe3529b7255db01a32ecb912be8427064e638291791360396",
      "randomness": "0x866e3b2e470f4450e56dd6983c689bd56c15c6db38041171c290f897f2762c92"
    }
  ],
  "blockNumber": "7,409,908"
}

{
  "Sr25519": "0x20c888940d7be39803051a72e66afab8b38bf0470cf967ecff7ced8b7b226a2974eb71de65f3945e38020c3822862bb3e8259e3d05db89a1c501d158c5340386"
}