Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,626,774",
      "signature": "0x9877ac4d6e01b63f0664fbe6e3c3492df24871e99f828acb527ab929194c95bf26ca1d371634ee41210a58e41de7fef3",
      "randomness": "0x5afa4ee3fb8e09468b4e8020e21d6c03d696f47fec8bd4498830f6c6fa38de88"
    }
  ],
  "blockNumber": "7,427,008"
}

{
  "Sr25519": "0x6a2a2fc5e0d7499335b367e57e0c3fb269e4a1ab57c08968b7795dd481654252f5ed913ac78623b7be00b15ab7f622fbec21f5f16217b2c96f1269b6505b4f8a"
}