{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "110842",
    "entityType": "User",
    "nonce": "0xb841d53880adf76c6b873b8008a3954493ad5298d37f9c61dd9caf4d1c25b895",
    "signature": "0x4aa835431037e4d4713ad8c6fc4c3688d7d8f0b93e1f3c94506d60a12d908de41ac4822604de3779ef6f6f04e3469cb24bf28c46e3f2f359bcae7e200f0893751b",
    "signer": "0x766Ba5816f1Cbcd9649d3b301b8F423CFF252fdb",
    "userId": "758745"
  }
}