{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "84386",
    "entityType": "User",
    "nonce": "0x2779e37a67cafd57a38071309aa38089e9cdcc81c6783432fdcd66986c56c0e8",
    "signature": "0x49f853870e15e2570bf69b44f0a5b2d2214180f92947a095f68ad0c9f85ede443cf5a0ecf796992402b872d1d92ceae1dd7d78066f46707990356296ea827b361b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}