{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xabb1dbde34f7ac9d7b40fb492bff7f9ea74dd8cda30fa91041486915b1f16383",
    "signature": "0x26ec871ae462f50aabd6556444a1f2dc0c72b7096d01f85712bafae62bb347d4610be6086c858134774bb7b7e02f170357279ea6ff6e768b946dbabf3ba726a71b",
    "signer": "0x9C6D62A4aDd64850b34D2788eF1584BedF761237",
    "userId": "376611645"
  }
}