{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "147313",
    "entityType": "User",
    "nonce": "0x3682bd950d2f57a88d2be8a91876b7acee75b45392ada7e9a19d8eebeb6fe0c0",
    "signature": "0xc4bdf5c58a3d2396196d17bd0c7e7fa57d81bd5f81e5469891712c11f89ae36355a511ad2f7232636ca00e6e40726d7cf26c377e24de3294b9fe4472879bfe0f1c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}