{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1440611",
    "entityType": "User",
    "nonce": "0xd6b7f59918121d4576de3e10fa3b1823a579d1bceb75fe2ac913a82487226b37",
    "signature": "0x3f7f874e9a1993fc67a914221d96f4d114034f0a6fc667fb6a64380babf9424a74629fc1b0f92d4a3bc2ce0595b048d014df2211cde4d52f8178364938a60d771b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}