{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67790",
    "entityType": "User",
    "nonce": "0xb22df94e6992f6f0990cc6970ac8b4011907f4422dc4f2adc74b77a2032f0697",
    "signature": "0x09920ddff1055997ae447d58eeccb611e4d31f9d1d0edc532a4e7019e3a12db61d7548f19b0bd80cb28af8ff2032ffcab98df387ebb647737fa6122848d2e3571c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}