{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59059",
    "entityType": "User",
    "nonce": "0xe74da2841785e2d7d4c6a446f23c1f32cafa6de6723ff5193b52d341506479ad",
    "signature": "0x819220587f15eaa7b12bab62624ab6f7e5c61f9649348bf08922ea2592c1bb526785abf488d0073d6d07d06f3331f37bc7c6430cf5aa2ebc1ca0bc39e6facce91b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}