Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,550,156",
      "signature": "0xa902c992d5f8393a2e98c80bf4ee3db2a9916bae56398b6e429da420920d789080b54204cc7797b5d6044f18fd3e82bb",
      "randomness": "0x1b712085b4746f81d6f8d9f07f6b288889f8c2e7c3ad880e108fc482320af195"
    }
  ],
  "blockNumber": "7,407,875"
}

{
  "Sr25519": "0x702e831301b53c7e170d314265f1dbf7c0123ef75fddb836286123621a51e9117cc63db884f9974296ae47f8804dd2039e052f24e9eca8de2b38e0af5e19b883"
}