{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "98311147",
    "entityType": "User",
    "nonce": "0x6191d328f7d9941b1a8253c4094c0b52d001d81d411fef7b7378b2a30e6206cb",
    "signature": "0x60e87b18ddcdc6be85111e77112f11f7c62380e63080df709344aa712c30720835e16cad9a6426218952608979b44d8b8b44ae3d9d692a0844f8feb79dd4b54d1b",
    "signer": "0x292eF57C1FAAc86008ab58D5116e0ba424C9189b",
    "userId": "721084704"
  }
}