{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x5a24a63dd6897fb26989a41a1b365fc9859e9724b1ae6a0f099fe42ed288bd4a",
    "signature": "0x7268f0ca56cb397f5eb9b1e714c8e3d7fe6bd7b983130a89a7325689386f84016dc61864574cf1f7d67aaefa4a3c25a510808b72c3e4a2c7412fada72954644c1c",
    "signer": "0x9ED13561F00859bb46f6454dd397973c0B8463f7",
    "userId": "664110358"
  }
}