{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157893",
    "entityType": "User",
    "nonce": "0x64f066688bd6e10ee7740ef5dcd2b74317decdc1e45fa424c7e80efacf683803",
    "signature": "0x28314b5b680ef191673d81118ee084bd9762f115bfd6e4aad594bf739ab905f3076bff1caa27de1d0b44e8c88efc7b68668a4f3344c38d1e417f2658dc694c2c1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}