Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,606,491",
      "signature": "0x8d58ce05641b0ef1f8f475d9105b4e77436370bd537f755b71047195da02404138d4412ced3f3f4fd7abbd9fd4805a29",
      "randomness": "0xbc03d35344a8018a6facd7707fc0fde9ee5673ae4633e11e6655d5c54404adf7"
    }
  ],
  "blockNumber": "7,421,939"
}

{
  "Sr25519": "0x64565b1148d7f096a54c5df32e0a1a3ebd8ce00c1a8c2b76b300f42e5c8c5d5f0d882a40ad439e601d792633bd6cd14e3b700e2a12661c57d26544f02555e781"
}