{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44577",
    "entityType": "User",
    "nonce": "0x6c5e60bce58bc9dc9495599bf781d6bfcd17556dcd11c4e12839344f040e113c",
    "signature": "0x69b39f5eb7e5cc4d6b1d2b4dc180dcecec7f37dc9e0a6e0bd274d7b155608973557bff3713848dbe880ec5a9edf0f3f37bfcc96ded6173414829b74065d4885a1b",
    "signer": "0xaF260D56498a2d61b204aBc5CAdCbEc98465d11b",
    "userId": "219894195"
  }
}