{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "98037577",
    "entityType": "User",
    "nonce": "0x9d2fefc8a16069064a834c90d1bedce2a8501b78ba771ade3dd1c177e0ea2c27",
    "signature": "0x95e0d82c0779f51459375a6c1e1e01bc8fa3defe747cdef5966e4d341912a1125a56b4a064c2325570039d1c49d57b3faa46b282f60f3ac232aacbe2cfa753d41b",
    "signer": "0xFEB47814dEd95a50671914Bb6633f3d3cD11BF6D",
    "userId": "178403563"
  }
}