{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x2de6135e3c3fe5071cad3c6c6f3b1608f79ee8f7a78569a588a0241358dd6b18",
    "signature": "0xe03fd8038d0d1191f929cc8385f87eb43b1d3cbd3b64d71d08755b735d16585d03dcb2f8aa0803a8ce094ee2de7328e6ebab55d3003d577fd04e939807a1f8f01c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}