Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,547,487",
      "signature": "0x8986b81a7a60d64c5be024a5c68cdc8e7bd7bea11abce638269977bf553f501842cb4cd58faeec3f8e4aa837cf0265de",
      "randomness": "0xb2b263e6135813d606a3edcba0e6922148a86028f87d3ab3845c9cbae3c89cb1"
    }
  ],
  "blockNumber": "7,407,207"
}

{
  "Sr25519": "0x7e3bc6e55fae91b61272d42409b2c2001356aa41fcc006cb0e89a8379d7c26207ae99035010cd127009552cd26633313dc8d8d8a59a14170949c0d0af56ac88c"
}