{
  "manageEntity": {
    "action": "Create",
    "entityId": "241997764",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"user_id\":52309,\"entity_id\":1680794901,\"body\":\"wubssssssss\",\"track_timestamp_s\":58}}",
    "nonce": "0x74b2a51dc0063aaf69611cf51c13ad9b5bc38643b5c73492678673d12c26efe5",
    "signature": "0x4903283f6a352888b35bd08332bc22b8a316150cb6de7d77ec4debd1ea1961f50cbe432947ce9cdb2cd1e08d559f5a81690251f55a120062699dab8f892e79a51c",
    "signer": "0x1CE93c43F8574f553E8071e946654066188B61BC",
    "userId": "52309"
  }
}