Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,568,662",
      "signature": "0x90cd7b8e42a336484209880833a52467a4a05e2b94dc1f61cbd092b718e9d315f6f15e6942b0e69784f22119119bbcb3",
      "randomness": "0xfaf19cc1253ccdd9ea1e781819fb10e4fec10facfa4a5860f1221fa9e7c87643"
    }
  ],
  "blockNumber": "7,412,501"
}

{
  "Sr25519": "0xf2f7a0104a94bd8521c31080777961d43fe8073b7db60aa3bb43bd53c9e031496cf6e8ec55067aa6ef5bea1aaa2da17509af59ee92d742969d421f40e243ad88"
}