Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,580,886",
      "signature": "0xb67e2fd987dac9f8a005ce48c9537d243af13ba3c251bccbe926499a44efde4513b926b11200ced4ad128e7c8bebde0e",
      "randomness": "0xc3bad99dad19d3875858eaf117dbe7c1c7fbfaaa34cbe1757bb600e0d974a8bb"
    }
  ],
  "blockNumber": "7,415,544"
}

{
  "Sr25519": "0x8804b7b1441c1117b2329d2d367b92f95179a60c478328021c57bf773f0571601015e989e2c0de6fcd6b7f11c293111f1f4142e6972c4e78b3193de26ec19484"
}