{
  "manageEntity": {
    "action": "Update",
    "entityId": "378129042",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraroxe5hwqbfqy42zd437nplppq3drasjwchppv6ozlpnq3kosqodq\",\"data\":{\"name\":\"Konata\",\"handle\":\"Konata\",\"location\":\"Osaka\",\"events\":{},\"is_deactivated\":false,\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x80790619af1d7b44bf621e01c370350c2aefb1ca0c8a45b1b35f667f744f2c2a",
    "signature": "0xae11f26be5a9ad11e046b3763cdae9d9a649b6de5766d02921089ba45da0574a4304568556b6b8ef303e757a1b2f50b87a381292c0e5f3c5c277c17e264a20a21b",
    "signer": "0x506D1A99b35078CA243259926EA2D2D705Fa0312",
    "userId": "378129042"
  }
}