{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29341",
    "entityType": "User",
    "nonce": "0x9ad88a189e5c9663af3f524276fda6f71387223df9c12edcfee7d93c1701511e",
    "signature": "0xfb9deffae27f23ca0380291353bb6c3df91407962f68056e4c05a7b535adbf064c9e31953060b3faa27eafa2e0a9584f3af8109c60609950631632eaa89bb6831b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}