{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "947122138",
    "entityType": "User",
    "nonce": "0x2dd05a8bb18616bc16f815d2d2b2c2e94118fca5096eea4ff44efea79a0ebcb9",
    "signature": "0x3830de709c11fed6614a1693f564ffc16e5c49fa29f24aa6588d29e27adb010737410b96cf61b39b439e4dcbd2669631fd069fe3d38dae3008b08134fcad141a1b",
    "signer": "0xcc9cCc523005B394381478381D34DddB8558A28f",
    "userId": "957873025"
  }
}