{
  "manageEntity": {
    "action": "Update",
    "entityId": "182395294",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierago2iljaa6ztdqx4ymjmxshraxw3t2dg54c4ybk7awl7qch3sbm6q\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":774035500}]}}}",
    "nonce": "0x9ca1e8c1b14137b3b64bdf6d4affc0abf6af3a1073fc0dab165ebf1165538c64",
    "signature": "0x64c3a64eea53c985b6373df8fa93f526648b7959d2e4dfa5101cca3fa15fa5666aec91025ee351132dd3cd570f61ad96fcdb63eff8abe249482a0b1e744847431b",
    "signer": "0xc94CB6e3FaD02AF27b7535c918dd8582DE31AAC7",
    "userId": "182395294"
  }
}