Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,601,538",
      "signature": "0xa140129f874d78f101be95db2e367cf842141f7a3b8f81917f1c61218eebaf4597cd888e635d7e60db0086e577240d8a",
      "randomness": "0x62f78611ebf8de7709291ffc543105b87bad34b8fada4be893a0964dc2a751bf"
    }
  ],
  "blockNumber": "7,420,701"
}

{
  "Sr25519": "0x4a9f51b24db427d45c616c785a9a266b8378703d27b5eac1cbb05561244274126797425950c49ff5bf7f30c7038d958faa2acb00c5aa55379462d7d56eb30e82"
}