{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x43156b0a00bde83bf764c4f820a81aa2a6edc25959ab0573eccc7943f4b9aed3",
    "signature": "0x3ed53d44932b804ec1fe0a892beb61420b5f9afcf63e2f8d3bc51588a3adf136544cc306bc59574649f51ca73158190ab3a3fa2c67aa0d03a7652f8fbdff87771b",
    "signer": "0xD747540FDD48b0ADD908Fa54f06A2d2a5034d858",
    "userId": "725808521"
  }
}