{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "302385956",
    "entityType": "User",
    "nonce": "0xdb7d368598629f69739b133d07eede555e0733028aaffe44f990c886d312862f",
    "signature": "0x5c3d48ca0d563ff7f22e804fa059426834ae81fe97dec255d07ba94ceecc709332069be54e2580a466f4d6195e38d2761a65e9fc375a676eee5fbc1c58bc016d1b",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}