{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "107436",
    "entityType": "User",
    "nonce": "0x6494cfdedf14bfe3eca53c6d3d6f3821c204faf8fab3aba105f7fa2d8a0cfc56",
    "signature": "0x76db0f0d74798eefdc8883178e6a54fce49dae67dfa1ba413fbb163925b905301e55c716cac6ad252df473b1f2b1d965959beab4b5d0a4b213d1ec1e0a12e6131c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}