{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "826451106",
    "entityType": "User",
    "nonce": "0x2a9c780a5c33f26f2949e91f7f387d9ddb93f55a306b07dc19b685549a8207b0",
    "signature": "0x1f7bdad132702443c521329028f45d3c3961374b5a6aa40539f6293a630598cd19a4a41ee200e304537b275a00c2ecaa1e09f3a15bb6d4e63cb947d9e85495021c",
    "signer": "0x1ABf6DD41fe1E6b1C2d3A69859a25C92caa31b32",
    "userId": "17689"
  }
}