{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "71456",
    "entityType": "User",
    "nonce": "0x05d4449d22444d4c908bca13c14afb54fd96315845915ab1db09ae21080be37c",
    "signature": "0x00d821f57405eed83d93180667002e18a01f9189aa1db7f3d7052613d98d3d986395d93242e32847f2aa9f48b7d370a2578491e1bc2f466e92db9fbf95fc9d541b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}