{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "385822",
    "entityType": "User",
    "nonce": "0x443bd2e984faf3d1e36dfdb445322a735ccbcd9719cca4d31e1f4e6ad10c0387",
    "signature": "0x50c4716d070f8b6e35155a2edf529b1826b367991415c57eb0f7df915a88a88c4c89ba1cc8c30f24e5b000793261511e5758bb3a9920ff0f2967efdf7e91aede1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}