{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "363614",
    "entityType": "User",
    "nonce": "0xa6fab269cd78166c9969d6fabf93909ac5c0d4a182b8dee6d8c901c1d720485a",
    "signature": "0x7550577fa118d3a100e9daf003494bd6eaee879e1f30cc460dc8fb7cb7f0446e5f77f0c968b5695e3af65d5377cb43ba34926112bb352c0bd245c9fedc6069a81c",
    "signer": "0xc2d9E3a4ce93a3bA3F13b18C0b26ae1D9325BD22",
    "userId": "259260651"
  }
}