{
  "manageEntity": {
    "action": "Create",
    "entityId": "150144719",
    "entityType": "User",
    "metadata": "{\"cid\":null,\"data\":null}",
    "nonce": "0x10677f6a1a235783f2bd1b6ee830b0c4a80c1d6bd1be8db967f1ac14233ebd8a",
    "signature": "0xe95277d4742698dacd497e7c181d6dba9c6714b146b9e392c8454bceef3c0aea5dbe4dfc6000a3644046c14f6633cbab60ac5d53899dc4d76aee7989a6caabca1b",
    "signer": "0xB6B4338CF513aec486BD50C80aeC385e2F5Fc3F4",
    "userId": "150144719"
  }
}