{
  "manageEntity": {
    "action": "Create",
    "entityType": "DeveloperApp",
    "metadata": "{\"address\":\"0x13868fd29a24e88981a4c2e7f49cf19ecc84609f\",\"name\":\"YTMusHub\",\"description\":\"Multi-source music player by Cinderun\",\"app_signature\":{\"message\":\"Creating Audius developer app at 1785439897\",\"signature\":\"0x02198bafd94549e73ffab6dafba75a3266ff35218b1c3143a677ff51483004b23eb8207d30b94ec70919ccfe1f170b7c0e21501e6aba709744dba62291c1735e1c\"}}",
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    "signer": "0x1C35b2246f6ddA62BC7787B078d68F47cccDF848",
    "userId": "123465426"
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}