{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "380378",
    "entityType": "User",
    "nonce": "0xe256e82b2a41983ed2fe2072c7d18dd434ba08e331a9766e540fc0351a089bd3",
    "signature": "0x3cf2b84aecb7d71b25819150f10f7a89a34017fb1818b3757a4e8e5e9857424e5126c23f285a33f3e6f3a2d28a5cd6493dd5ab4e272c18c9bc956e546d39af801c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}