{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "801898123",
    "entityType": "User",
    "nonce": "0xdff764354ecdfdaafcdaa9a24bfb531f7d84feb055d5ca52fece5444571dcdd1",
    "signature": "0x0c4698c768a9c22783635c5514af15928f1947448c6aaceb958c288e15739e013c8bbaa154c2838ce3d2fb4859e90756409daa7738856d0924ddf27a93bf9fe61b",
    "signer": "0x775bA7FB8a4FF9354c099465ca493BA949FdAca6",
    "userId": "597677270"
  }
}