{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "83331354",
    "entityType": "User",
    "nonce": "0xfd6c5ae41d16d14fe5d3eca8802f1715c0b80d15ae1ec2cd299b41dabd14232a",
    "signature": "0x34df6739e352aaee1d2d7c32dee821a76315728922947684c12e322ca96616f1041a2ef38666c2d425dd062c096166909a759664b8ac2aa1daf4d2f23bdf6f701c",
    "signer": "0x94d1769762bc3a1e7DCd3e8a31C89Ff199833Da6",
    "userId": "715573876"
  }
}