{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "30263",
    "entityType": "User",
    "nonce": "0x3b1c763426aca424e558b4f950dde4fa800ac359c1cbf986571ceb5bc4533847",
    "signature": "0x67f0350f2577857ed2d46b3dc1dae4c3455ac683211f4cc14b17a523aadb52ef795ced9b4cda3902e9918b198bf093459040c0b7fb7d21280504af6a7dda7de71b",
    "signer": "0x04776FDD97df04340480e75C0DC68Cd805F19DE7",
    "userId": "713691257"
  }
}