{
  "manageEntity": {
    "action": "Create",
    "entityId": "264335384",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"freshhhh\",\"entity_id\":53940255,\"track_timestamp_s\":4}}",
    "nonce": "0xed14f9e910be2435731f615e3ef7e387f063c038736ad6e0b59265aa141cc6b5",
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    "signer": "0x5c51216FbbB9B7A562f11267f91f72A7be1e8DE3",
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}