Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,626,744",
      "signature": "0xb4cc40b9d0b3c5fae610e67afefc5741ea49a9207f00e6d1db15a454f641bf83bab13d0bbb557bf8de1f6ba58caf3cc4",
      "randomness": "0x748e387b5454326f71c0b7586746f73d6c2443ce6a1e0ca56a4727d61a124da1"
    }
  ],
  "blockNumber": "7,427,000"
}

{
  "Sr25519": "0xb21770ed5a8532ad296e964cd298f82c50a91ba395c1eb14944fa1c9f62b1f60fc0704636bab28173f554b0b553f963f16e658a824e60efe2a4aef800fe1dc82"
}