{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x0dfd886cb4acbdbd639ad20702ad9b441c0b2656f2d12bfadbdf3d91d91da299",
    "signature": "0x2fa0433d0f28f77083fd9e4915e03206d4f11295519f2d271b714becde836d457aed6b0895fe9f639ec0080d1d054a96a03f4647ab37be4aaf65fec8b82a7fa11c",
    "signer": "0xe7cf0875B98A0048424DbADB6510a76E9eBE6C9f",
    "userId": "21915114"
  }
}