{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "134965",
    "entityType": "User",
    "nonce": "0x53ec438d58e4df6e795055b8be5e8f7fdc9ca37404040a30eccbfcc1ffa02e36",
    "signature": "0x5d6a7e95f397a32189a70f86d40ae5c0dd7ec0787587324b609d7e9adeaac05c66384aa099e5433350cf6f497cd47d7d0005041fd9e6c5646c71f62d53a8c8991c",
    "signer": "0xcF5801beAC04340637889094F04324eB09bf4844",
    "userId": "976132619"
  }
}