{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "102352",
    "entityType": "User",
    "nonce": "0x7b0c04e4cb60a5fac0b3155b88d7d40268e2348957e141513acecb1c5ccc32e0",
    "signature": "0x957741158fd62642c8e6bd622a60d72beb6176875a7e3d0a043e9fc6dda22ca352ca460d5b7d3db1ef7156a12a6e5b313d0aa0da84665cca09072467a5cfe02a1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}