{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1455057",
    "entityType": "User",
    "nonce": "0x0c10d33f8b58c7520379c3b8f086798936d60ec61e7a1c864c20c9bc5d7441a3",
    "signature": "0x2fae5f0a587da68f819bef68e04ff57dd9e1cfbc773fb704f043747a0b812a6947e0aeca5cdca72fb2750f9866271a42c442019a169c9ee453d0580ab1e0e7421b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}