{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x7fb5f620c01d40acbef25a91885c3ce87ba280cd7f6c1c5133dcf6c8755e6928",
    "signature": "0x087c81745d090723c3841b4ce5e880829365277f296deae6212a88e5a6c033bb4929718b809bbf8ac68345d7b8872297f868c4c08b7df45dc921fc444e6c660a1b",
    "signer": "0xC4e201BEaDD3933E76e562c99f9F367Ced3f68d7",
    "userId": "533673360"
  }
}