{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x71e17338f345f06db7a0853abb55d5652d5fe8153371ee5d74fada246b749f78",
    "signature": "0xc0a00c6f3fb243f7c8ec4f845737862a6d0a2515e8b66d1c66026e4a3038134f4dc999e727cbddf7f6aabc05a859cf81fc29cbb5073db340558b95b70996079c1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}