Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,587,771",
      "signature": "0xa674e0338a325772f5b800fbc47e39e8662712e3014246e7d59bccae99416c419b0f2c2f1707a41c9e25b23275f07759",
      "randomness": "0x2418700eff9357d3a46d0f35fa4b1b14703c45458588f8bba8bba6fdcd813125"
    }
  ],
  "blockNumber": "7,417,265"
}

{
  "Sr25519": "0xeaf5864c8cf9983ceed95e748498f67b2cea03f421108a63ef71843569988248cd5458b97a303135012c121550b65a4de8576d2df8afe4c75966025264a6cf8e"
}