{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "56024210",
    "entityType": "User",
    "nonce": "0xa24a00f2506622b93aea174c2cf8735caf707e0a05e7f8931946cc06d6c32643",
    "signature": "0xf54612bb9809817cc1a770cda1d76739d9a5f72c25aeba56186750e6e3efee594f8d50b0240234aae714ede0f3750546a00cc45ac55522192bc5641fd8509b8e1c",
    "signer": "0x757Bf8e84443cAeA05dB08900c7fBa9e375B723C",
    "userId": "500620844"
  }
}