{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3253",
    "entityType": "User",
    "nonce": "0x55cdfabc9124bca6f50c5c6c4d3e0c47ab34ab68f533da05f8accf93886c1249",
    "signature": "0xd41a6c0844ed419f0b7ca2d2abb3a6202a4bb6b14883a4de619d0bdc908b60f2761fcd0fb7f5c49b1618f141f082f80d89cceb465f84f00bc0783a4573fb66c51b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}