{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "80568",
    "entityType": "User",
    "nonce": "0xec681a752088658a37cfe488f05432d9c6b92b2e55e438ac91918bb245ae0366",
    "signature": "0x7b76cc5e512cb8afafff485ef1d74f39210dab27c00018c204175bfdf5371d6769fdd51ab0db212093dcdf64aa7efe7df99a2ca42ff1a214d48f4d0933a770f21b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}