{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "61337",
    "entityType": "User",
    "nonce": "0x6abb1a1a37d9113403046b96b595f6ee03b17bc9d87e70440c60415614d370ac",
    "signature": "0x0de72498b1260053a57979c2abc5c9c38d7e545c4856a2d5d714ec9d3e255ec01d611b83a2c984a539cf8a552654f491ce85fcd2ee2a389f47f13bff03743ec91b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}