{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "325624",
    "entityType": "User",
    "nonce": "0x8460a69c5e318c0c929fda950d090592b79be6ca200f987d392c5dabbeee077d",
    "signature": "0x25d62a76d177351d82c09832ae7cf486e5632d417f69f441bd10a01e1fdd4ff41da291752523693eeb53bac9a62e7d29c15dc6b2e46c8213f19ff6d9ee15bc091c",
    "signer": "0x7826D8C3300c86848f302654e47C558A74E7E8fB",
    "userId": "84390948"
  }
}