Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,590,212",
      "signature": "0x8ba8ee15dd793d0eab975efb4d9b3750f5b3cdb85f3350c5e269d3cb998bb6498e997f1b3999aeb85c4b128767ba5d2e",
      "randomness": "0x1928ad9f2b49ec9bb09d6b784e03bd76c657b33d608aea274bf535e28a07d8e1"
    }
  ],
  "blockNumber": "7,417,876"
}

{
  "Sr25519": "0x2c6ab15e80e4826b9d010b6ec38afacfc2bdd426fcd220b982d65623ebfbc54fb43ca0583333aa076ef32456c6b48cd3dea7274e6c4c6946978e6c2db0d52e8c"
}