{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0x38131047090959b4c9a9626d961d1636c74f38b52bd5e5010788e0262bd1446f",
    "signature": "0x93a9862b2309f0e647efb5c059ec1bf4ecd988705264fd4159049810b882489e78f03e3d64a19d55e6eb6338690871cacd82cc08308107dc0041f4966df5be6b1b",
    "signer": "0x8238ad57BCE4834C1129e35B137aCF58C2406fFa",
    "userId": "574348213"
  }
}