{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x617eec08090f5e1a66ff0e707e19884b063819b72b9d12a32812e77c35d6ef24",
    "signature": "0xd8f2a55865aa0f294867975a3be5061689c39a055f31a863b7e3eada9515682c09f869a91c208e0499d142a2c900a96ab60e571a3bab8fce8b76249265c008581c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}