{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "984204836",
    "entityType": "User",
    "nonce": "0xdf946bff77b6da4e2f348960bdd9e27dd685eac6d45c15f9c889b93733e29fd3",
    "signature": "0x0a65d6addf52ef4ad558c4af90516e213562b97df9b0960e5fbbb8cf799fa9396460c682b3c3c9ecc262c476431dbca721ab437d548b7ba177927890e7fafebf1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}