Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,568,972",
      "signature": "0x8286150c0099739ee3d8798f9601a04490ba17c1967c60b513879e48b006f842c7733f5663b42eeb3ead5cc8083a27cc",
      "randomness": "0x7dffc3c6aae4383498a8501b970f58b1794855814fdcf1f462843850a2d7dc12"
    }
  ],
  "blockNumber": "7,412,578"
}

{
  "Sr25519": "0x52f3662fc1ea4564f0820a0d5f3f47f9dc1c71755b2a34e26f11b959ac10b73a76a43573bbee700250b117615120203132db589606248e2de022b5a3a9dd1880"
}