{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "6016",
    "entityType": "User",
    "nonce": "0xcbf9dd5a2feec871e46b53e4a5ea746b33b5bfe34540b4acb5197297a4c37650",
    "signature": "0x94a90abf26068e807ebc330c70c1e4af468f1659de9ef7215f5339f14406cbac618b015ab75309c12eb7b5ffb0ee95c757375091c2c4859ff32e9fd4784a00251b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}