Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,561,303",
      "signature": "0xa2c72a460d33d00ea7f48d5427214573b0fa196be62eb7ae6310fca84bd673eade47e04f0c6f4b31f99f0e287cc7c2d8",
      "randomness": "0xe83695f408224b62032d6941b2d63443d1745626d88aeac6d4226147d34de434"
    }
  ],
  "blockNumber": "7,410,661"
}

{
  "Sr25519": "0x6404bbe5e108ae146322a74fd3b1335d97364c4c3847d616371360b945fda43b41fdad6d8d43064c89c283032fb0d1ee757556430704104c1068757de3e05b87"
}