{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "14234617",
    "entityType": "User",
    "nonce": "0xe6c0e4a2693c466129fd3d2f16c47eaed8e329b1f0091c095cf3f98e1042c842",
    "signature": "0x2415030e0a5c73ba1326b473087287f3494f4b66e37ce22639f469c452b8ae01755f5d6bbe76410e828d3083de5b10e7770954a0c2ef1a5f90e934ad17f4cfb81c",
    "signer": "0x8d9D00A94c3B1C9992e3CA4386AbBC6345B2E876",
    "userId": "396658415"
  }
}