{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "114745",
    "entityType": "User",
    "nonce": "0xfabb9e4e68c7c6ef1b10a457b388f87fbfb57c7305dfe13c3c900a6676edd5d9",
    "signature": "0xc89cc1219c2f15b98634940e15725c5afd4b2a91765e2fa42cdf7f975b0ba3ff05491818d142dccfea097c88aa087a68e8e76cf5424d2089ead3c8a23170a7221c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}