Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,638,504",
      "signature": "0xb889d7ddad11f4b062879f37487e571660685ccc593dc453a95e87afc5491f091f476028b4315a825d8256507614526a",
      "randomness": "0x1b99d0845a0addeeb66b07038a671fbacff8934da9cf246700a0bc5d12617a99"
    }
  ],
  "blockNumber": "7,429,940"
}

{
  "Sr25519": "0xfa7287e06036799cdb588e92f4da30fc3bf7a32d2151cb29124c396cc8972348f73792ce4f666e81cce22f4daa109752209f20facaad7ec39801fc2c7e451282"
}