{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "148293",
    "entityType": "User",
    "nonce": "0x27c2b1f4383a55efa64c513193fd8fe329a0af68c02f70382437b8ae7bd005c0",
    "signature": "0xedf32739a41df1c3d0c920ddd62a7d11fd7132f2cfbaefb9498e1b1f24ba815f688ab29c94e773be6b7aa024ab3ae34b1bb62446463307f1086b04ce79890a831c",
    "signer": "0x1DC0bbbbdC8cA16893A70086489289a6C215a20C",
    "userId": "206250259"
  }
}