{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "84501",
    "entityType": "User",
    "nonce": "0x2052b4ce8b9924894b158886432e9effe938bef5a0183c25942b40dd52f7365b",
    "signature": "0xf26dbfecdf3ac3f43fd2864d54c3563eea679126670855b44ac60918e6955e476c8e503ae707a6eff4c0be57ba9a6bc4e2256ccd08cb92604b51efdc94530beb1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}