{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2366",
    "entityType": "User",
    "nonce": "0xec5104958b88c1e7a188db35b2257f6a1de02b9623296491659277207fe230a5",
    "signature": "0xf7d6361d983ae1f6b1165763b2025c415dc8fd92a838be2e7c04050ad66156801eb5b143faaaefb967d4ede807b0d5d9eecf48fa2416acc2a413929b65e2d77f1c",
    "signer": "0xC965eCf215DC75172bD11e8E1dbE76EDd838886e",
    "userId": "260849"
  }
}