{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "15094",
    "entityType": "User",
    "nonce": "0x31ee97e86d0a89bdcef27c4e7c05aa969d7ae111cf4a8388330fd602b780468e",
    "signature": "0xd9fdcb2752a18d573f4b22f6498e491c26c36e7955313b384bce0b3761fae0324fc379a94a62b5cfca0a95370f7fa3590fb95ff7fda37924cde60955a41828e51c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}