{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x92a01dc0c05b2b919561d60f30be30dd570f81fc5670d6527380da60a0199057",
    "signature": "0x764d1556baca73fc3377af6040fe5cf9dcd1a1f830306b5581baa55d367b97f54650b2127d990d2f92da944662c91108a619b3b9a3d6e3707e165857849e0e631c",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}