{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11955",
    "entityType": "User",
    "nonce": "0xa71a34c278479b7afa5ad5e1f7a134defd6db9e1a6947ff978718b3d8fc76f38",
    "signature": "0x75101893d2671abd001bd12a5b07a0f0c9d72e41a5c0d77fec8363d7b53f52102a30d9676269b4fddc28f90caa2ded4accad8605224a77574c49eb994d20be171c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}