{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39692",
    "entityType": "User",
    "nonce": "0xf4ea4dbc53cbcf63557072e1503038776e68578070eedd9ba92ce6220dccf107",
    "signature": "0x395cb745e20d2229a46bca5ec5d2c888c6d0a8a3f3542e03483f2f29536eb8487b40d7e10b787415ef61adb5ba1c23b49d0f85172e1744e0e4367604581d974e1c",
    "signer": "0xE0EaB915C3153F4a2DF5C6e7b8D58dAc829Fbf2f",
    "userId": "774741623"
  }
}