{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "460109700",
    "entityType": "User",
    "nonce": "0x4e4046970446b8d52f5c4f66c18ba248e8005728bdf163b94b66e439335b475c",
    "signature": "0xa45d534b8490008ac69c99a0f025390fa26af73d6de87e67a99168c69cea52d371534776706d0c5a185e67464ded5f0deb24476401fbb4d59bad3865722f2d341c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}