{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "49748",
    "entityType": "User",
    "nonce": "0xe67e3267c5d8629a801c628acd834bb07deada0e516789dbdd9bf2bcf1c043d3",
    "signature": "0x996c6f2cece19b0ba5a34dec70538b3de9f9692af36e63f1bfb46e2279af1c2b5fdf73d14173363d6adbd136ad8fb94cf6aced82618290fd4f187b38935f927e1b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}