{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x616c7077039f36f323d41ab129637df480936d1790922510eccf3c5a19ab0674",
    "signature": "0xf667f52758717662db1a750d91a6620b55703ca6032866d792b9703faf26baf2716d58507c30d26b65062f9056afef92b9df0dbc4a7c0b8eedc0db3b25b25bc61b",
    "signer": "0x0b919070bf4822A85C3b514201b2750E94a640a6",
    "userId": "429134824"
  }
}