Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,552,369",
      "signature": "0x86988d7ecfddfe69028c3bbbc8a10518eb9f3d3f78a5c6ac28435692f058364b1f56f0bd524fd2621480782061d14bdb",
      "randomness": "0x045d5a706aeff0be5de4e5c7d76cf3d5de5da81c685b46ae8ab6b1af158ccfc0"
    }
  ],
  "blockNumber": "7,408,428"
}

{
  "Sr25519": "0xf62cf90301ab5aad3e866d4a48c0e0f9ebf8f4d671860f4cbb98f88001503d0ed00fbac90cea438971270bb3a2dd18925b8eccd8fa4d8a836fada8d69031d38f"
}