{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41226",
    "entityType": "User",
    "nonce": "0x92bc1bf8d59a391d3e49f23e894dc55113bb7fdb8392b8cf1452489721d6b0e9",
    "signature": "0x0154c5db0088bb0130e715c3c798214216478b23997e9b11e705a8057f29459e20c2d5820f12237f1e06f625410e6f1d66f96dd974afa803fda6a79ff622c88f1b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}