{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117649",
    "entityType": "User",
    "nonce": "0xc3b096c12f985d228324a6ba556114b254256ea8278705055f8196c047b6cf4a",
    "signature": "0x3442f87532bc7350450a5a957804863bc45458f7387211a8840239dcde75a5d9423333b263efe4042b0f2ffd7e2cab4e6007e0004648b7004bebe1e47d809c5a1c",
    "signer": "0x46Af715139332D14cdB187A1066c0317874766ab",
    "userId": "615978746"
  }
}