{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2595",
    "entityType": "User",
    "nonce": "0xfdc58d9b1102ec16ee3fbee5cc123ae0c7b93ee71dfddbc14c9ddaa7d7a9e590",
    "signature": "0xef79955f29e9b76879e263888770ac39653994c97e416226265f2ab4ac88e50d467df778197f97a973efb8fdd5d6096059d59f296ca063fb62d7696f1b6ae65d1b",
    "signer": "0x7B499405130cFEFBBaec9980A9E37BBE42E8589D",
    "userId": "633494619"
  }
}