Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,558,621",
      "signature": "0xa264a6c7509563d8cf673c64c3e7cdf29f5cd912653db87896f27d2062329b733185a453f0a0c98c3d5a592d9f836f43",
      "randomness": "0xd2b17e573835a3aae825f47867f1547c1eacc709355f15e578032121cb4020d4"
    }
  ],
  "blockNumber": "7,409,991"
}

{
  "Sr25519": "0x1a54b33efa0a578c0dd26de4637a644a8478e9ae494fab40094f4b629fd89c3ab1981a7e917dd3fc40454f024f626e85aa111e3d65599debfc34cb2fa7fafc84"
}