{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0xf530ff3b9fd2fd0a6dc536d87bb6ce55d66e3a44973558e25234a37ea6e678e3",
    "signature": "0x86f81ecbf259ede80f1933006bf5522397fb9f814543b43d354ab1c3c34468aa1d0f90dde3020ff803eef22687437f49c1353d7fba9dbac81ba597d42f4d3fe71b",
    "signer": "0x4ab505DBD73CB27C1457E037607E5fB3B27915f9",
    "userId": "186630"
  }
}