{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39692",
    "entityType": "User",
    "nonce": "0xa5f2d8e7f1646c07d4ec423696022c7f313245bdddeaf494a9bb2d692c43ed20",
    "signature": "0x8407d72f572c163c79771b68ab32069f7c2677df6961d4aa01c48a895fdefbc9350534206b0e0d24795f98d170c4566e4cd14aa67d4f1f5a17bbbdda2bc2a5161c",
    "signer": "0x81f60DEAd0cdA833Ad17fe7Ddd37b36E62630205",
    "userId": "132087202"
  }
}