{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182733",
    "entityType": "User",
    "nonce": "0x6157a726e829f72425d871712fe97a143f46ec8f9273e5deda76f58952e14914",
    "signature": "0xda5f67aec3c76b832a7c2cdbdcbe285716fc1d808c690f45771524f704d0313841c0edfc763cc036ef0ba29d89452783314232acb6554aab5e36e79b9bd897001c",
    "signer": "0x689Be5c20E6Da52e11A70751E9FaCb05Abbc7805",
    "userId": "676830468"
  }
}