{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0xda50510396b3365b6a00496cebe948558598e4f5a27d2185f59ac8adf2320841",
    "signature": "0xc943712289cf39df39fb125d0bb2c87649f8e4790fbadd90b25a2a2e342c887720b6d146a418ffb624a6d3dc6c78a751d5b4b76382a1f4b30c5db37d7df299681c",
    "signer": "0xea79EEd60D97517387a63Acc5fd3BeE2227F1658",
    "userId": "220230236"
  }
}