{
  "manageEntity": {
    "action": "Create",
    "entityId": "1882118894",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"Survival in sound. Indeed it is. Few tracks I stumble upon have such powerful energy. Easy to resonate after going through some things. Amazing work.\",\"entity_id\":516103172,\"track_timestamp_s\":194}}",
    "nonce": "0x78ebf6307672599cf4837293543062190eaa6ff469188e739e13acb5fd98d3e0",
    "signature": "0xed22807f9bf3f1ae054275f431c1573d5ea4ea7304d68e8802c5712e94c7a34326738cf3693e1edb2f590cd13fcaabae2d719eb3cb7b2de7b6fbf42b5d73a17c1b",
    "signer": "0xb317638BaDa9d6464F1b38412361Ab229f06001b",
    "userId": "995099336"
  }
}