Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,629,813",
      "signature": "0x93c387f0329889963b6c9f4e4f12c40daa8dc8a61515d26713c7e20b3f2987b8acf6baca938281c2e78f8b1826fae307",
      "randomness": "0x7327944cdd02264cc058cc40204b6a0f19f895846e0451b0a076ac399c6ace0a"
    }
  ],
  "blockNumber": "7,427,768"
}

{
  "Sr25519": "0x0634875364ccf97e959bb6821dabe4fcade7a0606ef7d996d262d7e211a1d818d0991e830709af2d498b9e1a0959458cb0b185ea0a3d7f7f516613b23f9cd187"
}