{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "695524756",
    "entityType": "User",
    "nonce": "0xa86c5be2e12c594a092f4e2c050664ac75da0a90df202469caffd872e75c4e34",
    "signature": "0x3c35e8c7c1fe5a54616f7e5103caa7dc9e3dbabfc906feb61b42e6744cdb4fd00c9f5954c697cec0cdca6feeba96d901f486f1e9d634a4da488d3b7ff23603781c",
    "signer": "0x0246262E4959323EAC2FBf603C6D24352d57Fc51",
    "userId": "700531000"
  }
}