{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "146135",
    "entityType": "User",
    "nonce": "0xff8e5b339859c53e3103a980447abe4c83f6aa88923e0531d434eb43909a715b",
    "signature": "0xa830e95c755c4b961e66234398ba9118f83c0763e6d55637db5fdbf3ecf6ec945986f2020d9095c5aae50381428bde51848c3042d353df4f8839d4a2e0e6d74b1c",
    "signer": "0x7d0321da167AE8932c30b69fFec2F6141bb192Ab",
    "userId": "115792"
  }
}