Write Pulse

{
  "public": {
    "Sr25519": "0xe2531ddf45f17813171106e8f31da6397fd8c270dd7ce268d67ae6fa4ec0fb0b"
  },
  "pulses": [
    {
      "round": "25,674,906",
      "signature": "0xa09587382724e1dfb0791ca87f0060fc20c902305674b00f33385c6dc50d458922ed17f23d84a02ba3b804a8446c01fb",
      "randomness": "0xfa45a987997f61ab2a95fee99601aec7395bfcbd21463baca7d0e583e69a1995"
    }
  ],
  "blockNumber": "7,439,018"
}

{
  "Sr25519": "0x0459a6f56558344ac54594b72ffede3d104359558ffc2f04956ea272a993ba3b7748cefa282220864bfd4a9ffd986a76e3ad15d6b7d12b8d74fd3daf1062b68d"
}