{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "383212",
    "entityType": "User",
    "nonce": "0x3c1d6b634596ad327b0dd6e42ea8871b4a41c1f9c4da787e63e886e4273a5313",
    "signature": "0xaad79a933ea2bad6cd8ccdbe39fdcac13ea94da2cb4e0c257ad8fec0511fbb8725612cab52a00fb23e30abb2c8db058a9491adf3c3527285f9c354eb4ded775a1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}