{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "582447217",
    "entityType": "User",
    "nonce": "0x003e778b3e7d798bca95c452296f289ccf4a2b9a0c808ea9024b7a6123eacdf4",
    "signature": "0xb87b9d33a65130019505f3fadb82f05dc0253da7ec410e5f71fa92b94f30abe2584da18ea2ac7746be5e01c6f1e96ce41f65fcea8b85f368cd919b525c38fb321b",
    "signer": "0xe182A995F47bd422F33Fc9D166eEe6E025460067",
    "userId": "52964"
  }
}