{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5014",
    "entityType": "User",
    "nonce": "0xbb205b97b79d4380920694d35724b7575b194c299b8bf59e6e396404cbfc13e0",
    "signature": "0xd22bc3fb6d4914ca4e3288b02c9d459d3dfc84684b6b9c7a5249b04652c9d94f1582aa765687e7affd81b8aef9adea59e733a4649782b7be8a2bf40649a20aa11b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}