Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,574,064",
      "signature": "0x95b4464b2a85d568aca1cd81e29b728880dd172edf9f39ce4181197278fcd0d86c85c0f16264445a986cd0fe842bd8d4",
      "randomness": "0x975af4c763b25c51f47aed463330aa526d01c897429ef3cf9be4d85204ad4e30"
    }
  ],
  "blockNumber": "7,413,851"
}

{
  "Sr25519": "0x64a90056bdb09aba7edf42774c5a3aabd080f43523b40c10162ab1ff59e3c213b6826c56c8d84b12406ed88c29545d339aad4ef286b7dbae2d036bbc56fe648d"
}