{
  "manageEntity": {
    "action": "Update",
    "entityId": "283174049",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xfbe55f90616b9e682a28255d91fecdd97b61e33c2edc81a5a1e59cdf86eecc27",
    "signature": "0x81c893a0eb8327a84fcd9ccecb1687c3356cdd2f7ca6206d38fdbab2a831dba56dd984e93623c71fa90006a2e4ea4c811485da3fbc8836254c1d60848ec721611c",
    "signer": "0x73fA545A2aC2e1f24d17db7de363fa2F235A4D9b",
    "userId": "283174049"
  }
}