Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,557,332",
      "signature": "0x9966557407b90cc4e6d93de665b16d53440f02a1d7392a8c89bb92b647b6d0402619d58a16f060225cae18982fc67072",
      "randomness": "0x671778698a0548cc4d146d44165af8e25eb26cc8eb77fe32224c7b39f718153f"
    }
  ],
  "blockNumber": "7,409,669"
}

{
  "Sr25519": "0xdcb02356b3f1fbc0c417608d903ead93a24479c4ae39a7fc4608dcefe70d8568837e36fb45dab1da0bcf5c1d4ec24d901d58dd523041a6e3cf0cc5639310f686"
}