{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "937107046",
    "entityType": "User",
    "nonce": "0x719046d6e174b08926f9be89c3ad42a6d3d6424b8084f89fb03d8273ef91efcf",
    "signature": "0x91acbc929d67d812ee9c1b52400bf885d1aecb2c2c326eed187cee0897cf6f776eec84473c4fb4cc117af9aaa9a3f1bd45c8e0429b18c2029f5184ff7b7232811b",
    "signer": "0x34Cea527C1dc0575a5B686515aad0Bf8F3b5f97E",
    "userId": "13589021"
  }
}