{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0xbedad533a811512fa4af283ceb13697a8ba6a8fa63ca04b5f2bba75437a66675",
    "signature": "0xb87daf2ea55a4735b20665640a146fb98939f0c08cabc9511208c78f25af3ed4186211d9d81973eeb87ffc4e72002bea44d0a23e08712295e6a94c69a940057b1b",
    "signer": "0x808e1c66560cF36D00CA8D920af2D9205114a2C7",
    "userId": "983141272"
  }
}