{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77551267",
    "entityType": "User",
    "nonce": "0xb344d7d5756f83d701a7e6fae0d7763f147dd6a05f8960729e5240cb9c32dd39",
    "signature": "0xcdcb1e455e200b0edb666fce7ef129d66746a798c938c4e0e4da389a8dcc3ec73479d32e707c37ea9441721e8becc113619f0e1af222b26f95a7f2a38964cd231b",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}