{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1365072",
    "entityType": "User",
    "nonce": "0x35ab9a05221c09701716d56afb2db1b994a6b96345ea1aac0a5e639de86aebad",
    "signature": "0xf661caacf0ab73e63430b29bb3ffe0778c4d09df43f49b8eacce37e585a53f3b1cc2151f400806dd0b2ac083251932dd9a8628f87ccfe7e39fa34269dc1427e41b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}