{
  "manageEntity": {
    "action": "Repost",
    "entityId": "458283808",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xaa297df953ef3964764435beb462ea4c3499e7c2f8275bda063c6a380030d4b5",
    "signature": "0xb5229b3d5f9b4b80f90bfd22200f540a6ec3be3560d2b11155e2ec776bd5760e7a4875f9c15d33cd2cee60ce1b3fc8cf89ecfc36257da90e6c3d013388fe1e871c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}