Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,588,134",
      "signature": "0xaaffe89666db220cbd4a6f8ae0d2be3d41b89b11a6fca771a4ab17f0ea3839ea0094d14cc815d0362783f6266838589a",
      "randomness": "0x78c213cadf611ab7eee9acfe2806eae2dd1e943a9be4a09c3a9b2e2d4028e7b9"
    }
  ],
  "blockNumber": "7,417,356"
}

{
  "Sr25519": "0x98cbd468277fe37ffe71275cfff336a342b87d4cb2c1eb5a3d3dee6c0208e61f834716bda23ae54fa08dd11dc9750b877b64edac99f5de93b9543d94e3068482"
}