{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xf167364196e302bd67a6befa35d426ac73fe5bc2f8925628efcf4760849464ed",
    "signature": "0xbb6699b832a2f1b0ca8f70f5cb4e898b7a2f8ecdd0793add82e440c89eaf214836acf7737a12da8f9cd37d950c02084c536b372016d0bed3ff52f6d827dc234e1c",
    "signer": "0x735E924DE10642B12dCde634fE11C4eb41d60B3b",
    "userId": "461837593"
  }
}