{
  "manageEntity": {
    "action": "Create",
    "entityId": "658590922",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"user_id\":20,\"entity_id\":677323635,\"body\":\"such a beautiful voice yo!\",\"track_timestamp_s\":60}}",
    "nonce": "0xaf37dd0888507fdf5b060de16761f33aa26edcd745822cf59aaa5b171a0be7b4",
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}