{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "70275",
    "entityType": "User",
    "nonce": "0xca4e896024a7383e791f9aa38d82f22592b50f2dfe04f0fc68654bc134d74b65",
    "signature": "0x1d8b4163a108a687733fd67fee8a40c3b022b79b435a86e5e146401cacdf163e3cccbdc92302297865666f5320aebd779f0549ad6385f1bcb88d025637c625271b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}