{
  "manageEntity": {
    "action": "Update",
    "entityId": "361508277",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x682b7dbcf58b09698ae8a1551a9c1b4c0ce5cc617a2233aaad13c652bc955a8f",
    "signature": "0xaf1f60bfba981dba77cc5fc12704bec5e0c26a31f123516bf163abe3146f1d2c0e2e341a4f54c4d8fc35683db6b6d17a6695d7facc5615d97890215ce2b5c6691b",
    "signer": "0x31bD11C427B52Db08B5145212FD90Ac4d00A1F8f",
    "userId": "361508277"
  }
}