{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53747",
    "entityType": "User",
    "nonce": "0x62b112e58eecef5999c359498f2f02ca9c693c07ddff9ee5e04ab4d0855cba43",
    "signature": "0xf85aa6b20a3bedb536a4155276b67b33b8175ba8feed5bb39bee3ba18000a258438737a327646674187eb7e52e2b84c1414d8aeebcb9b55c3d373bc3811f92051c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}