{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x080d8773564fbf17432ffe05152ed495640886304c04b7eb7a3c56351908ffd3",
    "signature": "0xc7ffda33828e988a3bc05d4c0a4061a27c05160256f6009f4daa91bfa6dd7c7b7d93adedc00a29575dcb7c3c1a13e441e1836f256896d7e0f882ddd012ce19951b",
    "signer": "0x1eE9054C1Fbd103C220810Af04980227e57d33E3",
    "userId": "52328655"
  }
}