{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1644051126",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd449aed9c1dbaab95b53270467d9ef80d49cf6274af62dde16aedf4cdaa45a3a",
    "signature": "0x667263a40bcd23bc3f31be31c82a2ffb7ff996da69ebe00656264e333122dcd02cee9b1a5d82bd2c9d8f08132b23af2071c2ffee593b172c1081a41f55faa09f1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}