{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "950478625",
    "entityType": "User",
    "nonce": "0x092022c94383a1a9913434add29ad00a2b22c188f6471d557d3f7a325b09e94a",
    "signature": "0x3a78765de604ddd4bf32371404da1c07448b347e8a0bf54b7fa2aa7bb99ca1d10be036bc7905a709d31ec32ec611729ed30d64fa67b423de7224f23cc5fabfe81b",
    "signer": "0x9369ae91F6A1cC4996D9126FD991d64e7E24c805",
    "userId": "333763354"
  }
}