{
  "manageEntity": {
    "action": "Update",
    "entityId": "933290337",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera4rv5ey3yhaqeiq2iak7o2ejwi2aywrtl4hovpjxwgmam5ixfhswa\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":790820536},{\"type\":\"playlist\",\"playlist_id\":1468630324}]}}}",
    "nonce": "0x9ddd5b1450eb1e289a202f197eeb30d86d137e633c0da7680607608b68722222",
    "signature": "0xa32a4ee0daa372b9b9580faeb8fb21e8663148bd58a8baae01261f083bad8f6a773f4b7f787b5d3dfda546f26bf3c349fbc72e45618405d7d2d325fcd8fda4621c",
    "signer": "0xaD6Ea5f8D94c260aCEE3ad53cb05E821c81C0C01",
    "userId": "933290337"
  }
}