{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "192364",
    "entityType": "User",
    "nonce": "0xabc0a3aabae9198f4573a69185ed6d6c95e7f9bfd9cd508671b2df99413f2577",
    "signature": "0xe2f596bcf106bf09c952e75441cecc90cb6e6b382f633fdc3bf4e6ea1eddba8f287b1c9154ca4057639c2d5633db6210253089707d81cbe927808f79223fcdfb1c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}