{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2054",
    "entityType": "User",
    "nonce": "0x8494acf316fc87ef86af41f9ff3bae2d43ca8925a035779c06bbc8916dc79261",
    "signature": "0x4ea76568fa3a506e1d8c70c5b79a0a74872bb2f4d74c287b901c8171dcc27be54051150c02656ce09ac365353ae931fffcec553c864daad7cf02dc01f59d0c6a1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}