{
  "manageEntity": {
    "action": "Create",
    "entityId": "997847676",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"Oh hell yeah \u003c3 \",\"entity_id\":71681840,\"track_timestamp_s\":104}}",
    "nonce": "0xe193405f03a8ff7cdddc16e82b90ebb787ac88280151d4c10568082b907b0393",
    "signature": "0x709ba046e16f235666674dc6efe584f4f4b15d5209f83f65aa80618c91a041db29a6db237e6d2ab74eacfccb8b47d25f95316ed8e18db977371d37b33aec66671c",
    "signer": "0xC728d461208f32A72c509e176ED6ba54c844099F",
    "userId": "176232909"
  }
}