{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "146510",
    "entityType": "User",
    "nonce": "0xcd65cbc8b5ba21ed49d2e722775fae1c5a76ae488006dcfa712a71748d668fef",
    "signature": "0x0cf04c33db9efc4890c69dcd45a81a80fa6159ca4bc5667f27b87cb791f512850f61d6e2df06f088bb8e0794c78737aa7d00d657309e2c26509ff39fdaf2f9a61c",
    "signer": "0x98fC2b30E6e70e62dB2b5fAE7b0292DE3D4323Bf",
    "userId": "480962013"
  }
}