Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,578,000",
      "signature": "0x86f4fa1f7e6b004f75d92de427004b8b11fd1aa14a513ebcbe293df94033b711ebe80ef574a93b4fad7253c57e53e420",
      "randomness": "0x4844646be622568edf984dd37a1383b061a6f373d641fced73f21092dfd0b14b"
    }
  ],
  "blockNumber": "7,414,835"
}

{
  "Sr25519": "0x522e3630981d2000153ac41fe1d3fda4b07941f6ab68d7a539764145792d8d0d94b409329e13c0015b266b138ebc04e17938e1eb9431a4ccf80f86a3827c9589"
}