{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "73376",
    "entityType": "User",
    "nonce": "0x2ddc1fa55130019dcbe75068e6fe5ca8beaab56b2cb8960448dba07e7a2ada4e",
    "signature": "0x79b514fd0a85d61d962421d009febf2f4fcaa8a94e3fe59660abb4d3dc3e1ccb08ab30b58f32b49253ae7318c76489b2fca301a972f4f200eec4eff57197d1641b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}