{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "150620",
    "entityType": "User",
    "nonce": "0x0a901edc7d7a23121afc3c540ee48c1c5301a0dfe3bda967adf5a9647bcfc0b6",
    "signature": "0xdd3e6c14385f2a3255308ecdc146c6d1d4350dd6b4c3166d68aee602f27725c01bf574ba03a6153be2ad475ecb856a2c8a45e7cecac84b6b13a2abe7e32e6c901b",
    "signer": "0x227c6D4cdFc19155a5212Bc082E6079835436E1e",
    "userId": "94961"
  }
}