{
  "manageEntity": {
    "action": "Create",
    "entityId": "1237828920",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"BANGER\",\"entity_id\":488260308,\"track_timestamp_s\":23}}",
    "nonce": "0x51ebe8c3df6b919718817c1b152294f5772a7f756840538337f92b0b3f8b0af4",
    "signature": "0x1b617b2f1e08290fc97236aba287469033544c3ee878bba77c3a8b9f7d0e3df052ce9751d1b8e896fa48e10e5dffd567a50a2aa65c4698cbe0b106a5e4821b6f1c",
    "signer": "0x92d3aEA782A42D4B044a13a4727af9Aca3a0211F",
    "userId": "12615893"
  }
}