Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,579,543",
      "signature": "0x8b3b0e6033745071da6ba361682fe43ec3a91f40be3448a196cc7b1b703383d2c263317720d9d9c7295c0490856d9a33",
      "randomness": "0xf951c3c440036b8a472ec8aef641730000d64562d61d51f08d21747a001d1265"
    }
  ],
  "blockNumber": "7,415,208"
}

{
  "Sr25519": "0xa0d69bdde3445e1491e5aac303c1efe2cf96cd37e789dc881b1b91894316a9198e1357e4f6c68d462f3d8b54977a6eb586d6247780f81ba49695622cef22ec8a"
}