{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "566435355",
    "entityType": "User",
    "nonce": "0x269cc665f7639b1a2b857854998dbb29bdd0b826292c669fb0ea36165c957102",
    "signature": "0x53d6c28cded5c8d04659fc20bdaec0088efe1169729e790665808f3c19d9921875012d19b87c8d186b6027924f9c2882c81551421edc0f2c67ee1233ddc3364d1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}