{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "90136",
    "entityType": "User",
    "nonce": "0x396d0ae388caa8bd34cf028481ea2e23d517357d3dfd139aad0912fa4523dab5",
    "signature": "0x6bd1ff411e0f678d23ba3077d43ace338c549374ad9b98615f4cb5d7768c0a966a6f83c4269c976bd615b1a756aed969154f20eb9d595afae84b62a1232742ac1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}