{
  "manageEntity": {
    "action": "Update",
    "entityId": "330630597",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierai4bvk4t4am62avdyc3rjpxonsml2sg77sx4flek4k6nlcjoiw6kq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":58249829}]}}}",
    "nonce": "0xc0366545201db25b2f36eef8aed792ce8b1652e6110b5f7bd6e528d36a5ae557",
    "signature": "0xadc21281d0842dcd4978aa9d132d94c190280a2d4a0ddeda780a64ba0bdd76384f9031737b197c305514a89f26871dca6d8c86beab6f8ab87c6a07a50881488a1c",
    "signer": "0xE94014f8556ec73B36D8E54bfed5C6D9Fa5FEA84",
    "userId": "330630597"
  }
}