{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53957",
    "entityType": "User",
    "nonce": "0x76e669083391c26b649ae59c861eea38c6dba70a3cde394473bfe91eeb0bfe21",
    "signature": "0xe238172f2e4f94c962f4f6099691d1d7cc2ceea17deeb266c35e1487141784be6305f6eeea373b03c2e9610f1aac71dd34effb787572bd8e58a4011d0a77b0841c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}