{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65934",
    "entityType": "User",
    "nonce": "0x6db71e836470f3ab7ca0de0ac6a49630a1d5dccca917ceb07fe0b0652d26f218",
    "signature": "0x4032a380ebe485ee6c754efd59a1cdccc6414160b17e5030ba8a6322ceb9ced64f5c4059a793be1103a50042b8bb6895475108a2424fe608fb9c8aea8066a63a1b",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}