{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "111185",
    "entityType": "User",
    "nonce": "0xeb5858a528b35c9108eaa4730169bf016baee3cd92bcf989b20a090e4ffac756",
    "signature": "0x98a9fb3afeff3bafc5a26264267c819452a820890d8c87727653e0b674f83c5d49120528d641479d81ff2ff723132679f5023bd470c9385a3dd701446668678c1b",
    "signer": "0x408CbFDbc09C9aFB99Da5f010D04f50A190b83B6",
    "userId": "675830993"
  }
}