{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "40692",
    "entityType": "User",
    "nonce": "0x0a59aa9ff0246904872045144304ade3f537b633dbdf296fda908c56f740964d",
    "signature": "0x76a2207b6ee4e05097aa85b3247bc433a04f43d151a76b899345af9a3abcd22d03c6f3443524a501d92047d6c1b9739f423b32b91a7dc0b13918dedce040f89e1b",
    "signer": "0x6d7654C9a23Cf411358aB3F9C03102f8c62629a2",
    "userId": "269226599"
  }
}