{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "46604807",
    "entityType": "User",
    "nonce": "0xb2ac788cc1bd125a5b97396fdabe7f9be0a3fd9d5c1909a5083a929b717da5ba",
    "signature": "0x3c36708f8fcc0ece9aec608ca4d33fc42a337a3f5e2e35247b1525668dc1a91b27e9762d323f0aa284df924705a8d086152605c2c88d9ad5febb0ab10acb9d4e1b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}