{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "12634",
    "entityType": "User",
    "nonce": "0x170d3a2bd2afb63480a400c0864fec6267d2752e7a366ce35cabf5f7dfba2f7a",
    "signature": "0xeaf4b787f835dde23b26b1b62010a61ad624e801b253f8d99407d4700587b6666d34739e233991cfbe45c1246327f324196471ce8cacde181763695d0abe10bd1c",
    "signer": "0xa5a3024ae3E1d5DCDFF31573802fB8B500297212",
    "userId": "157604"
  }
}