{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117979",
    "entityType": "User",
    "nonce": "0xa745d3d7cea632b42dbf7792e89c86c9912bb15ed7795f5f6744005a95566eea",
    "signature": "0x318ccf2b9abf79cf59edcee0beb75c2d5da7a1d8fe8a738dc0e63bd538aaeb3b23f334b4c1bf99e90acb44e76ae1f376433748db16fb6baa420be6129d1470421c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}