{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "128172",
    "entityType": "User",
    "nonce": "0x0392fed8e4456d821f22b8015c5ce4f7cad1665613baf09605aa72e1d6044fa1",
    "signature": "0xd11abbdd9fb6b427484a608bbea95d0bb7794aa2942aa4112aa184a50084bcc575c0c18dd6f7d3c7c7e231eaf04fc801bfa98c6938b105a20ac3d1d3f8f576e51b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}