{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x6b8f252141f3bb55199bb5196dc9449a1ff95ec443610ce3968bc79a7a166198",
    "signature": "0xc2694722d5024340832225ec1f9a3c5929b7d1e4c1538274f7eb0cefe051d4a30d9382b1e726a9ca3f8ae3e11731524b6c44bfdcf8b064e939d3044386ff1fc01c",
    "signer": "0xbb3b8C270080b0DAE42411345FCDc6a00369e247",
    "userId": "690093689"
  }
}