{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "27466",
    "entityType": "User",
    "nonce": "0x5a4ba59216776fc3253ae87390958efa7e320c224feb88c9ab3945b0976aa749",
    "signature": "0x0816129767b4f451ea3d2a45318c03c6feec4851fbe9c2c0f1c4661a1e9845fc4b01946b2c8b1d68d8ff8dd8fadbf530a310738f6d6fc4cb90c310f83893c2771b",
    "signer": "0xC965eCf215DC75172bD11e8E1dbE76EDd838886e",
    "userId": "260849"
  }
}