Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,669,302",
      "signature": "0xa9f714878a820547e266f0dcfba25f5488d93b711ee71a9d7d055516362acd50ad0760579b58a81ef6f60e4242631588",
      "randomness": "0x1afdbe783d7ffaaa1b8b3242ccde88449c86beea49a34edc112f820f5952b023"
    }
  ],
  "blockNumber": "7,437,617"
}

{
  "Sr25519": "0x70fb265ebe1f3d987bacc8b1a233615fd71120171f485a916adcc90aedd7cb1bb21a9a0e487292adf076d30fafe2887c9ee45c726f338a4a7d73b3ce63c79b8d"
}