{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xe54e56e47f88b09edff29e0a330ea20401abdedef07c2035fb96ba4f24be52f9",
    "signature": "0x83b81d4f00d8bea5d76150506113de7cd7986cf2d11e43e6bf6b1f631a24aa48653e292d882a140a9b5da6bcd5aca8e0727397039e9224166b92efa83bd5da841c",
    "signer": "0xa2B06fe81fE6f6b9A3F17c00f3d6c6aC6502427A",
    "userId": "573639218"
  }
}