{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77279",
    "entityType": "User",
    "nonce": "0x98860d7675ef70cb0e8c5437bdbe8ff4b1a014432b91efe0a141ba7644f6b6c3",
    "signature": "0x96e4b5a1832159158935ab87b38cd5fb2bef33f413dbddb8877c241aa669dace1f04e1b8a6ab82364a5bed8068f171c2f358ea2c9baeac1d6013dc9390c358771c",
    "signer": "0xC7D69243b2161915036b32017e4FC8ea02d7faF1",
    "userId": "80378"
  }
}