{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "965042984",
    "entityType": "User",
    "nonce": "0x4f853c37674f5d4f0084537f95399940a204620faa62fa46f9e7b6591143fe86",
    "signature": "0x8c4e0bc3eefb99d45b09bbb2c6a8a1268b5791f247309c170159a1d7a0a252ff358cfbd4a73f506b890b1067c8fca92d2593fce77a4fe7beed30a7e27039f0791c",
    "signer": "0x88ad765B72fb060B3adbae1FA44A6C64722E1781",
    "userId": "236177"
  }
}